21920664

素因数分解:

$2^3\times 3^1\times {\mathrm{809}}^1\times {\mathrm{1129}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 54918000

約数和(自身を除く): 32997336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 809, 1129, 1618, 2258, 2427, 3236, 3387, 4516, 4854, 6472, 6774, 9032, 9708, 13548, 19416, 27096, 913361, 1826722, 2740083, 3653444, 5480166, 7306888, 10960332, 21920664]

約数ペア:

[(1, 21920664), (2, 10960332), (3, 7306888), (4, 5480166), (6, 3653444), (8, 2740083), (12, 1826722), (24, 913361), (809, 27096), (1129, 19416), (1618, 13548), (2258, 9708), (2427, 9032), (3236, 6774), (3387, 6472), (4516, 4854)]