21946639

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{919}}^1$

素因数の和:1110

約数の個数: 16

約数和(自身を含む): 25966080

約数和(自身を除く): 4019441

約数列:

[1, 11, 13, 143, 167, 919, 1837, 2171, 10109, 11947, 23881, 131417, 153473, 1688203, 1995149, 21946639]

約数ペア:

[(1, 21946639), (11, 1995149), (13, 1688203), (143, 153473), (167, 131417), (919, 23881), (1837, 11947), (2171, 10109)]