2021875563

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1\times {\mathrm{769}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 2856268800

約数和(自身を除く): 834393237

約数列:

[1, 3, 29, 47, 87, 141, 643, 769, 1363, 1929, 2307, 4089, 18647, 22301, 30221, 36143, 55941, 66903, 90663, 108429, 494467, 876409, 1048147, 1483401, 2629227, 3144441, 14339543, 23239949, 43018629, 69719847, 673958521, 2021875563]

約数ペア:

[(1, 2021875563), (3, 673958521), (29, 69719847), (47, 43018629), (87, 23239949), (141, 14339543), (643, 3144441), (769, 2629227), (1363, 1483401), (1929, 1048147), (2307, 876409), (4089, 494467), (18647, 108429), (22301, 90663), (30221, 66903), (36143, 55941)]