21382212

素因数分解:

$2^2\times 3^1\times {\mathrm{1781851}}^1$

素因数の和:1781858

約数の個数: 12

約数和(自身を含む): 49891856

約数和(自身を除く): 28509644

約数列:

[1, 2, 3, 4, 6, 12, 1781851, 3563702, 5345553, 7127404, 10691106, 21382212]

約数ペア:

[(1, 21382212), (2, 10691106), (3, 7127404), (4, 5345553), (6, 3563702), (12, 1781851)]