21552584

素因数分解:

$2^3\times {\mathrm{1213}}^1\times {\mathrm{2221}}^1$

素因数の和:3440

約数の個数: 16

約数和(自身を含む): 40462620

約数和(自身を除く): 18910036

約数列:

[1, 2, 4, 8, 1213, 2221, 2426, 4442, 4852, 8884, 9704, 17768, 2694073, 5388146, 10776292, 21552584]

約数ペア:

[(1, 21552584), (2, 10776292), (4, 5388146), (8, 2694073), (1213, 17768), (2221, 9704), (2426, 8884), (4442, 4852)]