21435068

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 38198160

約数和(自身を除く): 16763092

約数列:

[1, 2, 4, 109, 211, 218, 233, 422, 436, 466, 844, 932, 22999, 25397, 45998, 49163, 50794, 91996, 98326, 101588, 196652, 5358767, 10717534, 21435068]

約数ペア:

[(1, 21435068), (2, 10717534), (4, 5358767), (109, 196652), (211, 101588), (218, 98326), (233, 91996), (422, 50794), (436, 49163), (466, 45998), (844, 25397), (932, 22999)]