21051652

素因数分解:

$2^2\times {\mathrm{1063}}^1\times {\mathrm{4951}}^1$

素因数の和:6018

約数の個数: 12

約数和(自身を含む): 36882496

約数和(自身を除く): 15830844

約数列:

[1, 2, 4, 1063, 2126, 4252, 4951, 9902, 19804, 5262913, 10525826, 21051652]

約数ペア:

[(1, 21051652), (2, 10525826), (4, 5262913), (1063, 19804), (2126, 9902), (4252, 4951)]