21656496

素因数分解:

$2^4\times 3^1\times {\mathrm{451177}}^1$

素因数の和:451188

約数の個数: 20

約数和(自身を含む): 55946072

約数和(自身を除く): 34289576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 451177, 902354, 1353531, 1804708, 2707062, 3609416, 5414124, 7218832, 10828248, 21656496]

約数ペア:

[(1, 21656496), (2, 10828248), (3, 7218832), (4, 5414124), (6, 3609416), (8, 2707062), (12, 1804708), (16, 1353531), (24, 902354), (48, 451177)]