Prime Factorization of 21

Factoring Prime Factors of 21

Use the form below to do your conversion, separate numbers by comma.






Prime Factors of 21 =3, 7





Prime Factors Tree of 21

21
/     \
3     7
/       \
7      1





The Factor Tree of 21 above shows the level of divisions carried out to get the factor numbers. Study the tree to see the step by step division

proper divisors of 21

Prime divisor of 21 = 3, 7
Sum divisor of 21 = 10

Integers of 21

Positive Integer factors of 21 = 3, 7,

21 divided by 3, 7, gives no remainder. They are integers and prime numbers of 21, they are also called composite number.

Prime factorization or integer factorization of a number is the determination of the set of prime integers which multiply together to give the original integer. It is also known as prime decomposition.

Prime number are numbers that can divide without remainder, This means that 21 is divisible by 3, 7, numbers.

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