21358212

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43411}}^1$

素因数の和:43459

約数の個数: 24

約数和(自身を含む): 51052512

約数和(自身を除く): 29694300

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 43411, 86822, 130233, 173644, 260466, 520932, 1779851, 3559702, 5339553, 7119404, 10679106, 21358212]

約数ペア:

[(1, 21358212), (2, 10679106), (3, 7119404), (4, 5339553), (6, 3559702), (12, 1779851), (41, 520932), (82, 260466), (123, 173644), (164, 130233), (246, 86822), (492, 43411)]