21837639

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{1213}}^1$

素因数の和:1586

約数の個数: 16

約数和(自身を含む): 30942432

約数和(自身を除く): 9104793

約数列:

[1, 3, 17, 51, 353, 1059, 1213, 3639, 6001, 18003, 20621, 61863, 428189, 1284567, 7279213, 21837639]

約数ペア:

[(1, 21837639), (3, 7279213), (17, 1284567), (51, 428189), (353, 61863), (1059, 20621), (1213, 18003), (3639, 6001)]