21232959

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{2017}}^1$

素因数の和:2071

約数の個数: 24

約数和(自身を含む): 32207280

約数和(自身を除く): 10974321

約数列:

[1, 3, 11, 29, 33, 87, 121, 319, 363, 957, 2017, 3509, 6051, 10527, 22187, 58493, 66561, 175479, 244057, 643423, 732171, 1930269, 7077653, 21232959]

約数ペア:

[(1, 21232959), (3, 7077653), (11, 1930269), (29, 732171), (33, 643423), (87, 244057), (121, 175479), (319, 66561), (363, 58493), (957, 22187), (2017, 10527), (3509, 6051)]