21083337

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1231}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 33441408

約数和(自身を除く): 12358071

約数列:

[1, 3, 9, 11, 33, 99, 173, 519, 1231, 1557, 1903, 3693, 5709, 11079, 13541, 17127, 40623, 121869, 212963, 638889, 1916667, 2342593, 7027779, 21083337]

約数ペア:

[(1, 21083337), (3, 7027779), (9, 2342593), (11, 1916667), (33, 638889), (99, 212963), (173, 121869), (519, 40623), (1231, 17127), (1557, 13541), (1903, 11079), (3693, 5709)]