21995412

素因数分解:

$2^2\times 3^1\times {\mathrm{647}}^1\times {\mathrm{2833}}^1$

素因数の和:3487

約数の個数: 24

約数和(自身を含む): 51420096

約数和(自身を除く): 29424684

約数列:

[1, 2, 3, 4, 6, 12, 647, 1294, 1941, 2588, 2833, 3882, 5666, 7764, 8499, 11332, 16998, 33996, 1832951, 3665902, 5498853, 7331804, 10997706, 21995412]

約数ペア:

[(1, 21995412), (2, 10997706), (3, 7331804), (4, 5498853), (6, 3665902), (12, 1832951), (647, 33996), (1294, 16998), (1941, 11332), (2588, 8499), (2833, 7764), (3882, 5666)]