21863312

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{4451}}^1$

素因数の和:4766

約数の個数: 20

約数和(自身を含む): 42507696

約数和(自身を除く): 20644384

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4451, 4912, 8902, 17804, 35608, 71216, 1366457, 2732914, 5465828, 10931656, 21863312]

約数ペア:

[(1, 21863312), (2, 10931656), (4, 5465828), (8, 2732914), (16, 1366457), (307, 71216), (614, 35608), (1228, 17804), (2456, 8902), (4451, 4912)]