21216366

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{9281}}^1$

素因数の和:9416

約数の個数: 24

約数和(自身を含む): 46335744

約数和(自身を除く): 25119378

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 9281, 18562, 27843, 55686, 83529, 167058, 1178687, 2357374, 3536061, 7072122, 10608183, 21216366]

約数ペア:

[(1, 21216366), (2, 10608183), (3, 7072122), (6, 3536061), (9, 2357374), (18, 1178687), (127, 167058), (254, 83529), (381, 55686), (762, 27843), (1143, 18562), (2286, 9281)]