21444794

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{25111}}^1$

素因数の和:25181

約数の個数: 16

約数和(自身を含む): 37366656

約数和(自身を除く): 15921862

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 25111, 50222, 175777, 351554, 1531771, 3063542, 10722397, 21444794]

約数ペア:

[(1, 21444794), (2, 10722397), (7, 3063542), (14, 1531771), (61, 351554), (122, 175777), (427, 50222), (854, 25111)]