21218336

素因数分解:

$2^5\times {\mathrm{359}}^1\times {\mathrm{1847}}^1$

素因数の和:2216

約数の個数: 24

約数和(自身を含む): 41912640

約数和(自身を除く): 20694304

約数列:

[1, 2, 4, 8, 16, 32, 359, 718, 1436, 1847, 2872, 3694, 5744, 7388, 11488, 14776, 29552, 59104, 663073, 1326146, 2652292, 5304584, 10609168, 21218336]

約数ペア:

[(1, 21218336), (2, 10609168), (4, 5304584), (8, 2652292), (16, 1326146), (32, 663073), (359, 59104), (718, 29552), (1436, 14776), (1847, 11488), (2872, 7388), (3694, 5744)]