21367379

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 2582701

約数列:

[1, 11, 71, 109, 251, 781, 1199, 2761, 7739, 17821, 27359, 85129, 196031, 300949, 1942489, 21367379]

約数ペア:

[(1, 21367379), (11, 1942489), (71, 300949), (109, 196031), (251, 85129), (781, 27359), (1199, 17821), (2761, 7739)]