21278662

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{5849}}^1$

素因数の和:5975

約数の個数: 16

約数和(自身を含む): 34117200

約数和(自身を除く): 12838538

約数列:

[1, 2, 17, 34, 107, 214, 1819, 3638, 5849, 11698, 99433, 198866, 625843, 1251686, 10639331, 21278662]

約数ペア:

[(1, 21278662), (2, 10639331), (17, 1251686), (34, 625843), (107, 198866), (214, 99433), (1819, 11698), (3638, 5849)]