21793814

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{42073}}^1$

素因数の和:42119

約数の個数: 16

約数和(自身を含む): 38371488

約数和(自身を除く): 16577674

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 42073, 84146, 294511, 589022, 1556701, 3113402, 10896907, 21793814]

約数ペア:

[(1, 21793814), (2, 10896907), (7, 3113402), (14, 1556701), (37, 589022), (74, 294511), (259, 84146), (518, 42073)]