2179661486

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^2\times {\mathrm{2389}}^1$

素因数の和:2640

約数の個数: 24

約数和(自身を含む): 3379737240

約数和(自身を除く): 1200075754

約数列:

[1, 2, 43, 86, 103, 206, 2389, 4429, 4778, 8858, 10609, 21218, 102727, 205454, 246067, 456187, 492134, 912374, 10580881, 21161762, 25344901, 50689802, 1089830743, 2179661486]

約数ペア:

[(1, 2179661486), (2, 1089830743), (43, 50689802), (86, 25344901), (103, 21161762), (206, 10580881), (2389, 912374), (4429, 492134), (4778, 456187), (8858, 246067), (10609, 205454), (21218, 102727)]