21342519

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1117}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 33835152

約数和(自身を除く): 12492633

約数列:

[1, 3, 9, 11, 33, 99, 193, 579, 1117, 1737, 2123, 3351, 6369, 10053, 12287, 19107, 36861, 110583, 215581, 646743, 1940229, 2371391, 7114173, 21342519]

約数ペア:

[(1, 21342519), (3, 7114173), (9, 2371391), (11, 1940229), (33, 646743), (99, 215581), (193, 110583), (579, 36861), (1117, 19107), (1737, 12287), (2123, 10053), (3351, 6369)]