21431104

素因数分解:

$2^6\times {\mathrm{334861}}^1$

素因数の和:334873

約数の個数: 14

約数和(自身を含む): 42527474

約数和(自身を除く): 21096370

約数列:

[1, 2, 4, 8, 16, 32, 64, 334861, 669722, 1339444, 2678888, 5357776, 10715552, 21431104]

約数ペア:

[(1, 21431104), (2, 10715552), (4, 5357776), (8, 2678888), (16, 1339444), (32, 669722), (64, 334861)]