21378464518

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{1151}}^1\times {\mathrm{85201}}^1$

素因数の和:86463

約数の個数: 16

約数和(自身を含む): 32390392320

約数和(自身を除く): 11011927802

約数列:

[1, 2, 109, 218, 1151, 2302, 85201, 125459, 170402, 250918, 9286909, 18573818, 98066351, 196132702, 10689232259, 21378464518]

約数ペア:

[(1, 21378464518), (2, 10689232259), (109, 196132702), (218, 98066351), (1151, 18573818), (2302, 9286909), (85201, 250918), (125459, 170402)]