Prime Factorization of 42687 Factoring Prime Factors of 42687 Use the form below to do your conversion, separate numbers by comma. prime factorization calculator of 42687 Prime Factors of 42687 =3, 3, 3, 3, 17, 31 Which is the same as = 34 x 17 x 31 Prime Factors Tree of 42687 42687 / \3 14229