2021018516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{131611}}^1$

素因数の和:131975

約数の個数: 24

約数和(自身を含む): 3869392800

約数和(自身を除く): 1848374284

約数列:

[1, 2, 4, 11, 22, 44, 349, 698, 1396, 3839, 7678, 15356, 131611, 263222, 526444, 1447721, 2895442, 5790884, 45932239, 91864478, 183728956, 505254629, 1010509258, 2021018516]

約数ペア:

[(1, 2021018516), (2, 1010509258), (4, 505254629), (11, 183728956), (22, 91864478), (44, 45932239), (349, 5790884), (698, 2895442), (1396, 1447721), (3839, 526444), (7678, 263222), (15356, 131611)]