17221798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{21157}}^1$

素因数の和:21207

約数の個数: 16

約数和(自身を含む): 28944144

約数和(自身を除く): 11722346

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 21157, 42314, 232727, 465454, 782809, 1565618, 8610899, 17221798]

約数ペア:

[(1, 17221798), (2, 8610899), (11, 1565618), (22, 782809), (37, 465454), (74, 232727), (407, 42314), (814, 21157)]