21133359

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{60209}}^1$

素因数の和:60231

約数の個数: 16

約数和(自身を含む): 33717600

約数和(自身を除く): 12584241

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 60209, 180627, 541881, 782717, 1625643, 2348151, 7044453, 21133359]

約数ペア:

[(1, 21133359), (3, 7044453), (9, 2348151), (13, 1625643), (27, 782717), (39, 541881), (117, 180627), (351, 60209)]