21226954

素因数分解:

$2^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{4783}}^1$

素因数の和:5109

約数の個数: 16

約数和(自身を含む): 36511488

約数和(自身を除く): 15284534

約数列:

[1, 2, 7, 14, 317, 634, 2219, 4438, 4783, 9566, 33481, 66962, 1516211, 3032422, 10613477, 21226954]

約数ペア:

[(1, 21226954), (2, 10613477), (7, 3032422), (14, 1516211), (317, 66962), (634, 33481), (2219, 9566), (4438, 4783)]