21724503

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{2029}}^1$

素因数の和:2158

約数の個数: 16

約数和(自身を含む): 30011520

約数和(自身を除く): 8287017

約数列:

[1, 3, 43, 83, 129, 249, 2029, 3569, 6087, 10707, 87247, 168407, 261741, 505221, 7241501, 21724503]

約数ペア:

[(1, 21724503), (3, 7241501), (43, 505221), (83, 261741), (129, 168407), (249, 87247), (2029, 10707), (3569, 6087)]