7842021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3347}}^1$

素因数の和:3432

約数の個数: 16

約数和(自身を含む): 11570688

約数和(自身を除く): 3728667

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 3347, 10041, 36817, 110451, 237637, 712911, 2614007, 7842021]

約数ペア:

[(1, 7842021), (3, 2614007), (11, 712911), (33, 237637), (71, 110451), (213, 36817), (781, 10041), (2343, 3347)]