21332421

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1078

約数の個数: 36

約数和(自身を含む): 35686560

約数和(自身を除く): 14354139

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 627, 1031, 1089, 1881, 2299, 3093, 6897, 9279, 11341, 19589, 20691, 34023, 58767, 102069, 124751, 176301, 215479, 374253, 646437, 1122759, 1939311, 2370269, 7110807, 21332421]

約数ペア:

[(1, 21332421), (3, 7110807), (9, 2370269), (11, 1939311), (19, 1122759), (33, 646437), (57, 374253), (99, 215479), (121, 176301), (171, 124751), (209, 102069), (363, 58767), (627, 34023), (1031, 20691), (1089, 19589), (1881, 11341), (2299, 9279), (3093, 6897)]