21911133020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{22358299}}^1$

素因数の和:22358322

約数の個数: 36

約数和(自身を含む): 53525770200

約数和(自身を除く): 31614637180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 22358299, 44716598, 89433196, 111791495, 156508093, 223582990, 313016186, 447165980, 626032372, 782540465, 1095556651, 1565080930, 2191113302, 3130161860, 4382226604, 5477783255, 10955566510, 21911133020]

約数ペア:

[(1, 21911133020), (2, 10955566510), (4, 5477783255), (5, 4382226604), (7, 3130161860), (10, 2191113302), (14, 1565080930), (20, 1095556651), (28, 782540465), (35, 626032372), (49, 447165980), (70, 313016186), (98, 223582990), (140, 156508093), (196, 111791495), (245, 89433196), (490, 44716598), (980, 22358299)]