21058882

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{2447}}^1$

素因数の和:2793

約数の個数: 16

約数和(自身を含む): 34134912

約数和(自身を除く): 13076030

約数列:

[1, 2, 13, 26, 331, 662, 2447, 4303, 4894, 8606, 31811, 63622, 809957, 1619914, 10529441, 21058882]

約数ペア:

[(1, 21058882), (2, 10529441), (13, 1619914), (26, 809957), (331, 63622), (662, 31811), (2447, 8606), (4303, 4894)]