21964288

素因数分解:

$2^9\times {\mathrm{42899}}^1$

素因数の和:42917

約数の個数: 20

約数和(自身を含む): 43886700

約数和(自身を除く): 21922412

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 42899, 85798, 171596, 343192, 686384, 1372768, 2745536, 5491072, 10982144, 21964288]

約数ペア:

[(1, 21964288), (2, 10982144), (4, 5491072), (8, 2745536), (16, 1372768), (32, 686384), (64, 343192), (128, 171596), (256, 85798), (512, 42899)]