21789564

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{16069}}^1$

素因数の和:16189

約数の個数: 24

約数和(自身を含む): 51295440

約数和(自身を除く): 29505876

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 16069, 32138, 48207, 64276, 96414, 192828, 1815797, 3631594, 5447391, 7263188, 10894782, 21789564]

約数ペア:

[(1, 21789564), (2, 10894782), (3, 7263188), (4, 5447391), (6, 3631594), (12, 1815797), (113, 192828), (226, 96414), (339, 64276), (452, 48207), (678, 32138), (1356, 16069)]