21339262

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66271}}^1$

素因数の和:66303

約数の個数: 16

約数和(自身を含む): 38172672

約数和(自身を除く): 16833410

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66271, 132542, 463897, 927794, 1524233, 3048466, 10669631, 21339262]

約数ペア:

[(1, 21339262), (2, 10669631), (7, 3048466), (14, 1524233), (23, 927794), (46, 463897), (161, 132542), (322, 66271)]