21912416

素因数分解:

$2^5\times {\mathrm{163}}^1\times {\mathrm{4201}}^1$

素因数の和:4374

約数の個数: 24

約数和(自身を含む): 43415064

約数和(自身を除く): 21502648

約数列:

[1, 2, 4, 8, 16, 32, 163, 326, 652, 1304, 2608, 4201, 5216, 8402, 16804, 33608, 67216, 134432, 684763, 1369526, 2739052, 5478104, 10956208, 21912416]

約数ペア:

[(1, 21912416), (2, 10956208), (4, 5478104), (8, 2739052), (16, 1369526), (32, 684763), (163, 134432), (326, 67216), (652, 33608), (1304, 16804), (2608, 8402), (4201, 5216)]