21579908

素因数分解:

$2^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1609}}^1$

素因数の和:2099

約数の個数: 24

約数和(自身を含む): 43276800

約数和(自身を除く): 21696892

約数列:

[1, 2, 4, 7, 14, 28, 479, 958, 1609, 1916, 3218, 3353, 6436, 6706, 11263, 13412, 22526, 45052, 770711, 1541422, 3082844, 5394977, 10789954, 21579908]

約数ペア:

[(1, 21579908), (2, 10789954), (4, 5394977), (7, 3082844), (14, 1541422), (28, 770711), (479, 45052), (958, 22526), (1609, 13412), (1916, 11263), (3218, 6706), (3353, 6436)]