21897438

素因数分解:

$2^1\times 3^1\times {\mathrm{229}}^1\times {\mathrm{15937}}^1$

素因数の和:16171

約数の個数: 16

約数和(自身を含む): 43988880

約数和(自身を除く): 22091442

約数列:

[1, 2, 3, 6, 229, 458, 687, 1374, 15937, 31874, 47811, 95622, 3649573, 7299146, 10948719, 21897438]

約数ペア:

[(1, 21897438), (2, 10948719), (3, 7299146), (6, 3649573), (229, 95622), (458, 47811), (687, 31874), (1374, 15937)]