21937604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4177}}^1$

素因数の和:4295

約数の個数: 24

約数和(自身を含む): 41763288

約数和(自身を除く): 19825684

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 4177, 5252, 8354, 16708, 54301, 108602, 217204, 421877, 843754, 1687508, 5484401, 10968802, 21937604]

約数ペア:

[(1, 21937604), (2, 10968802), (4, 5484401), (13, 1687508), (26, 843754), (52, 421877), (101, 217204), (202, 108602), (404, 54301), (1313, 16708), (2626, 8354), (4177, 5252)]