21925277

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 24952320

約数和(自身を除く): 3027043

約数列:

[1, 11, 31, 113, 341, 569, 1243, 3503, 6259, 17639, 38533, 64297, 194029, 707267, 1993207, 21925277]

約数ペア:

[(1, 21925277), (11, 1993207), (31, 707267), (113, 194029), (341, 64297), (569, 38533), (1243, 17639), (3503, 6259)]