21665662

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{2029}}^1$

素因数の和:2331

約数の個数: 16

約数和(自身を含む): 34347600

約数和(自身を除く): 12681938

約数列:

[1, 2, 19, 38, 281, 562, 2029, 4058, 5339, 10678, 38551, 77102, 570149, 1140298, 10832831, 21665662]

約数ペア:

[(1, 21665662), (2, 10832831), (19, 1140298), (38, 570149), (281, 77102), (562, 38551), (2029, 10678), (4058, 5339)]