21038097604

素因数分解:

$2^2\times {\mathrm{1129}}^1\times {\mathrm{4658569}}^1$

素因数の和:4659702

約数の個数: 12

約数和(自身を含む): 36849288700

約数和(自身を除く): 15811191096

約数列:

[1, 2, 4, 1129, 2258, 4516, 4658569, 9317138, 18634276, 5259524401, 10519048802, 21038097604]

約数ペア:

[(1, 21038097604), (2, 10519048802), (4, 5259524401), (1129, 18634276), (2258, 9317138), (4516, 4658569)]