21990652289

素因数分解:

${\mathrm{839}}^1\times {\mathrm{4001}}^1\times {\mathrm{6551}}^1$

素因数の和:11391

約数の個数: 8

約数和(自身を含む): 22025727360

約数和(自身を除く): 35075071

約数列:

[1, 839, 4001, 6551, 3356839, 5496289, 26210551, 21990652289]

約数ペア:

[(1, 21990652289), (839, 26210551), (4001, 5496289), (6551, 3356839)]