21587607

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{19501}}^1$

素因数の和:19551

約数の個数: 16

約数和(自身を含む): 32763360

約数和(自身を除く): 11175753

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 19501, 58503, 175509, 526527, 799541, 2398623, 7195869, 21587607]

約数ペア:

[(1, 21587607), (3, 7195869), (9, 2398623), (27, 799541), (41, 526527), (123, 175509), (369, 58503), (1107, 19501)]