21906177

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{739}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 30085440

約数和(自身を除く): 8179263

約数列:

[1, 3, 41, 123, 241, 723, 739, 2217, 9881, 29643, 30299, 90897, 178099, 534297, 7302059, 21906177]

約数ペア:

[(1, 21906177), (3, 7302059), (41, 534297), (123, 178099), (241, 90897), (723, 30299), (739, 29643), (2217, 9881)]