2021990216

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{570539}}^1$

素因数の和:570988

約数の個数: 16

約数和(自身を含む): 3799796400

約数和(自身を除く): 1777806184

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 570539, 1141078, 2282156, 4564312, 252748777, 505497554, 1010995108, 2021990216]

約数ペア:

[(1, 2021990216), (2, 1010995108), (4, 505497554), (8, 252748777), (443, 4564312), (886, 2282156), (1772, 1141078), (3544, 570539)]