21008706

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{6619}}^1$

素因数の和:6670

約数の個数: 24

約数和(自身を含む): 43930320

約数和(自身を除く): 22921614

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 529, 1058, 1587, 3174, 6619, 13238, 19857, 39714, 152237, 304474, 456711, 913422, 3501451, 7002902, 10504353, 21008706]

約数ペア:

[(1, 21008706), (2, 10504353), (3, 7002902), (6, 3501451), (23, 913422), (46, 456711), (69, 304474), (138, 152237), (529, 39714), (1058, 19857), (1587, 13238), (3174, 6619)]