21920864

素因数分解:

$2^5\times 7^1\times {\mathrm{97861}}^1$

素因数の和:97878

約数の個数: 24

約数和(自身を含む): 49322448

約数和(自身を除く): 27401584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 97861, 195722, 391444, 685027, 782888, 1370054, 1565776, 2740108, 3131552, 5480216, 10960432, 21920864]

約数ペア:

[(1, 21920864), (2, 10960432), (4, 5480216), (7, 3131552), (8, 2740108), (14, 1565776), (16, 1370054), (28, 782888), (32, 685027), (56, 391444), (112, 195722), (224, 97861)]