21925940

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3571}}^1$

素因数の和:3887

約数の個数: 24

約数和(自身を含む): 46207392

約数和(自身を除く): 24281452

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 3571, 6140, 7142, 14284, 17855, 35710, 71420, 1096297, 2192594, 4385188, 5481485, 10962970, 21925940]

約数ペア:

[(1, 21925940), (2, 10962970), (4, 5481485), (5, 4385188), (10, 2192594), (20, 1096297), (307, 71420), (614, 35710), (1228, 17855), (1535, 14284), (3070, 7142), (3571, 6140)]