21904788

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{12251}}^1$

素因数の和:12407

約数の個数: 24

約数和(自身を含む): 51458400

約数和(自身を除く): 29553612

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 447, 596, 894, 1788, 12251, 24502, 36753, 49004, 73506, 147012, 1825399, 3650798, 5476197, 7301596, 10952394, 21904788]

約数ペア:

[(1, 21904788), (2, 10952394), (3, 7301596), (4, 5476197), (6, 3650798), (12, 1825399), (149, 147012), (298, 73506), (447, 49004), (596, 36753), (894, 24502), (1788, 12251)]