21444184

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{43943}}^1$

素因数の和:44010

約数の個数: 16

約数和(自身を含む): 40867920

約数和(自身を除く): 19423736

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 43943, 87886, 175772, 351544, 2680523, 5361046, 10722092, 21444184]

約数ペア:

[(1, 21444184), (2, 10722092), (4, 5361046), (8, 2680523), (61, 351544), (122, 175772), (244, 87886), (488, 43943)]