21424316

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3947}}^1$

素因数の和:4033

約数の個数: 24

約数和(自身を含む): 39795840

約数和(自身を除く): 18371524

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 1357, 2714, 3947, 5428, 7894, 15788, 90781, 181562, 232873, 363124, 465746, 931492, 5356079, 10712158, 21424316]

約数ペア:

[(1, 21424316), (2, 10712158), (4, 5356079), (23, 931492), (46, 465746), (59, 363124), (92, 232873), (118, 181562), (236, 90781), (1357, 15788), (2714, 7894), (3947, 5428)]