21084088

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{24179}}^1$

素因数の和:24294

約数の個数: 16

約数和(自身を含む): 39897000

約数和(自身を除く): 18812912

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 24179, 48358, 96716, 193432, 2635511, 5271022, 10542044, 21084088]

約数ペア:

[(1, 21084088), (2, 10542044), (4, 5271022), (8, 2635511), (109, 193432), (218, 96716), (436, 48358), (872, 24179)]