20973777

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{3041}}^1$

素因数の和:3085

約数の個数: 24

約数和(自身を含む): 32366880

約数和(自身を除く): 11393103

約数列:

[1, 3, 11, 19, 33, 57, 121, 209, 363, 627, 2299, 3041, 6897, 9123, 33451, 57779, 100353, 173337, 367961, 635569, 1103883, 1906707, 6991259, 20973777]

約数ペア:

[(1, 20973777), (3, 6991259), (11, 1906707), (19, 1103883), (33, 635569), (57, 367961), (121, 173337), (209, 100353), (363, 57779), (627, 33451), (2299, 9123), (3041, 6897)]