21684837

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{10837}}^1$

素因数の和:10892

約数の個数: 16

約数和(自身を含む): 31213440

約数和(自身を除く): 9528603

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 10837, 32511, 249251, 314273, 747753, 942819, 7228279, 21684837]

約数ペア:

[(1, 21684837), (3, 7228279), (23, 942819), (29, 747753), (69, 314273), (87, 249251), (667, 32511), (2001, 10837)]