21218224

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5791}}^1$

素因数の和:6028

約数の個数: 20

約数和(自身を含む): 41296960

約数和(自身を除く): 20078736

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5791, 11582, 23164, 46328, 92656, 1326139, 2652278, 5304556, 10609112, 21218224]

約数ペア:

[(1, 21218224), (2, 10609112), (4, 5304556), (8, 2652278), (16, 1326139), (229, 92656), (458, 46328), (916, 23164), (1832, 11582), (3664, 5791)]