21329662

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{1979}}^1$

素因数の和:2315

約数の個数: 16

約数和(自身を含む): 34000560

約数和(自身を除く): 12670898

約数列:

[1, 2, 17, 34, 317, 634, 1979, 3958, 5389, 10778, 33643, 67286, 627343, 1254686, 10664831, 21329662]

約数ペア:

[(1, 21329662), (2, 10664831), (17, 1254686), (34, 627343), (317, 67286), (634, 33643), (1979, 10778), (3958, 5389)]