21839324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11351}}^1$

素因数の和:11405

約数の個数: 24

約数和(自身を含む): 42274848

約数和(自身を除く): 20435524

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 11351, 22702, 45404, 147563, 295126, 419987, 590252, 839974, 1679948, 5459831, 10919662, 21839324]

約数ペア:

[(1, 21839324), (2, 10919662), (4, 5459831), (13, 1679948), (26, 839974), (37, 590252), (52, 419987), (74, 295126), (148, 147563), (481, 45404), (962, 22702), (1924, 11351)]