21546874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{919}}^1$

素因数の和:1557

約数の個数: 16

約数和(自身を含む): 34113600

約数和(自身を除く): 12566726

約数列:

[1, 2, 19, 38, 617, 919, 1234, 1838, 11723, 17461, 23446, 34922, 567023, 1134046, 10773437, 21546874]

約数ペア:

[(1, 21546874), (2, 10773437), (19, 1134046), (38, 567023), (617, 34922), (919, 23446), (1234, 17461), (1838, 11723)]