21866042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4457}}^1$

素因数の和:4693

約数の個数: 16

約数和(自身を含む): 35949312

約数和(自身を除く): 14083270

約数列:

[1, 2, 11, 22, 223, 446, 2453, 4457, 4906, 8914, 49027, 98054, 993911, 1987822, 10933021, 21866042]

約数ペア:

[(1, 21866042), (2, 10933021), (11, 1987822), (22, 993911), (223, 98054), (446, 49027), (2453, 8914), (4457, 4906)]