21394064

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{11833}}^1$

素因数の和:11954

約数の個数: 20

約数和(自身を含む): 41821356

約数和(自身を除く): 20427292

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 11833, 23666, 47332, 94664, 189328, 1337129, 2674258, 5348516, 10697032, 21394064]

約数ペア:

[(1, 21394064), (2, 10697032), (4, 5348516), (8, 2674258), (16, 1337129), (113, 189328), (226, 94664), (452, 47332), (904, 23666), (1808, 11833)]