21995644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{1319}}^1$

素因数の和:1713

約数の個数: 24

約数和(自身を含む): 42134400

約数和(自身を除く): 20138756

約数列:

[1, 2, 4, 11, 22, 44, 379, 758, 1319, 1516, 2638, 4169, 5276, 8338, 14509, 16676, 29018, 58036, 499901, 999802, 1999604, 5498911, 10997822, 21995644]

約数ペア:

[(1, 21995644), (2, 10997822), (4, 5498911), (11, 1999604), (22, 999802), (44, 499901), (379, 58036), (758, 29018), (1319, 16676), (1516, 14509), (2638, 8338), (4169, 5276)]