21858034

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1907}}^1$

素因数の和:2441

約数の個数: 16

約数和(自身を含む): 35855136

約数和(自身を除く): 13997102

約数列:

[1, 2, 11, 22, 521, 1042, 1907, 3814, 5731, 11462, 20977, 41954, 993547, 1987094, 10929017, 21858034]

約数ペア:

[(1, 21858034), (2, 10929017), (11, 1987094), (22, 993547), (521, 41954), (1042, 20977), (1907, 11462), (3814, 5731)]