21837951

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{7559}}^1$

素因数の和:7675

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 10821249

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 7559, 22677, 68031, 204093, 808813, 2426439, 7279317, 21837951]

約数ペア:

[(1, 21837951), (3, 7279317), (9, 2426439), (27, 808813), (107, 204093), (321, 68031), (963, 22677), (2889, 7559)]