21579426337

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{323923}}^1$

素因数の和:324268

約数の個数: 16

約数和(自身を含む): 25540759552

約数和(自身を除く): 3961333215

約数列:

[1, 7, 31, 217, 307, 2149, 9517, 66619, 323923, 2267461, 10041613, 70291291, 99444361, 696110527, 3082775191, 21579426337]

約数ペア:

[(1, 21579426337), (7, 3082775191), (31, 696110527), (217, 99444361), (307, 70291291), (2149, 10041613), (9517, 2267461), (66619, 323923)]