2021260109

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 2451456000

約数和(自身を除く): 430195891

約数列:

[1, 11, 19, 31, 79, 121, 209, 341, 359, 589, 869, 1501, 2299, 2449, 3751, 3949, 6479, 6821, 9559, 11129, 16511, 26939, 28361, 43439, 46531, 71269, 75031, 122419, 181621, 211451, 296329, 311971, 511841, 538859, 825341, 879191, 1346609, 2325961, 3431681, 5630251, 5927449, 9671101, 16704629, 25585571, 65201939, 106382111, 183750919, 2021260109]

約数ペア:

[(1, 2021260109), (11, 183750919), (19, 106382111), (31, 65201939), (79, 25585571), (121, 16704629), (209, 9671101), (341, 5927449), (359, 5630251), (589, 3431681), (869, 2325961), (1501, 1346609), (2299, 879191), (2449, 825341), (3751, 538859), (3949, 511841), (6479, 311971), (6821, 296329), (9559, 211451), (11129, 181621), (16511, 122419), (26939, 75031), (28361, 71269), (43439, 46531)]