21977433

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{42841}}^1$

素因数の和:42869

約数の個数: 16

約数和(自身を含む): 34273600

約数和(自身を除く): 12296167

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 42841, 128523, 385569, 813979, 1156707, 2441937, 7325811, 21977433]

約数ペア:

[(1, 21977433), (3, 7325811), (9, 2441937), (19, 1156707), (27, 813979), (57, 385569), (171, 128523), (513, 42841)]