21090858

素因数分解:

$2^1\times 3^1\times {\mathrm{283}}^1\times {\mathrm{12421}}^1$

素因数の和:12709

約数の個数: 16

約数和(自身を含む): 42334176

約数和(自身を除く): 21243318

約数列:

[1, 2, 3, 6, 283, 566, 849, 1698, 12421, 24842, 37263, 74526, 3515143, 7030286, 10545429, 21090858]

約数ペア:

[(1, 21090858), (2, 10545429), (3, 7030286), (6, 3515143), (283, 74526), (566, 37263), (849, 24842), (1698, 12421)]