21204786

素因数分解:

$2^1\times 3^1\times {\mathrm{149}}^1\times {\mathrm{23719}}^1$

素因数の和:23873

約数の個数: 16

約数和(自身を含む): 42696000

約数和(自身を除く): 21491214

約数列:

[1, 2, 3, 6, 149, 298, 447, 894, 23719, 47438, 71157, 142314, 3534131, 7068262, 10602393, 21204786]

約数ペア:

[(1, 21204786), (2, 10602393), (3, 7068262), (6, 3534131), (149, 142314), (298, 71157), (447, 47438), (894, 23719)]