21951128

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{15329}}^1$

素因数の和:15514

約数の個数: 16

約数和(自身を含む): 41391000

約数和(自身を除く): 19439872

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 15329, 30658, 61316, 122632, 2743891, 5487782, 10975564, 21951128]

約数ペア:

[(1, 21951128), (2, 10975564), (4, 5487782), (8, 2743891), (179, 122632), (358, 61316), (716, 30658), (1432, 15329)]