21399348

素因数分解:

$2^2\times 3^1\times {\mathrm{1229}}^1\times {\mathrm{1451}}^1$

素因数の和:2687

約数の個数: 24

約数和(自身を含む): 50006880

約数和(自身を除く): 28607532

約数列:

[1, 2, 3, 4, 6, 12, 1229, 1451, 2458, 2902, 3687, 4353, 4916, 5804, 7374, 8706, 14748, 17412, 1783279, 3566558, 5349837, 7133116, 10699674, 21399348]

約数ペア:

[(1, 21399348), (2, 10699674), (3, 7133116), (4, 5349837), (6, 3566558), (12, 1783279), (1229, 17412), (1451, 14748), (2458, 8706), (2902, 7374), (3687, 5804), (4353, 4916)]