21628184

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{8693}}^1$

素因数の和:9010

約数の個数: 16

約数和(自身を含む): 40687920

約数和(自身を除く): 19059736

約数列:

[1, 2, 4, 8, 311, 622, 1244, 2488, 8693, 17386, 34772, 69544, 2703523, 5407046, 10814092, 21628184]

約数ペア:

[(1, 21628184), (2, 10814092), (4, 5407046), (8, 2703523), (311, 69544), (622, 34772), (1244, 17386), (2488, 8693)]