21050524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{478421}}^1$

素因数の和:478436

約数の個数: 12

約数和(自身を含む): 40187448

約数和(自身を除く): 19136924

約数列:

[1, 2, 4, 11, 22, 44, 478421, 956842, 1913684, 5262631, 10525262, 21050524]

約数ペア:

[(1, 21050524), (2, 10525262), (4, 5262631), (11, 1913684), (22, 956842), (44, 478421)]