21305724

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{161407}}^1$

素因数の和:161425

約数の個数: 24

約数和(自身を含む): 54233088

約数和(自身を除く): 32927364

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 161407, 322814, 484221, 645628, 968442, 1775477, 1936884, 3550954, 5326431, 7101908, 10652862, 21305724]

約数ペア:

[(1, 21305724), (2, 10652862), (3, 7101908), (4, 5326431), (6, 3550954), (11, 1936884), (12, 1775477), (22, 968442), (33, 645628), (44, 484221), (66, 322814), (132, 161407)]