21420564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{162277}}^1$

素因数の和:162295

約数の個数: 24

約数和(自身を含む): 54525408

約数和(自身を除く): 33104844

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 162277, 324554, 486831, 649108, 973662, 1785047, 1947324, 3570094, 5355141, 7140188, 10710282, 21420564]

約数ペア:

[(1, 21420564), (2, 10710282), (3, 7140188), (4, 5355141), (6, 3570094), (11, 1947324), (12, 1785047), (22, 973662), (33, 649108), (44, 486831), (66, 324554), (132, 162277)]