21248768

素因数分解:

$2^8\times {\mathrm{83003}}^1$

素因数の和:83019

約数の個数: 18

約数和(自身を含む): 42415044

約数和(自身を除く): 21166276

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 83003, 166006, 332012, 664024, 1328048, 2656096, 5312192, 10624384, 21248768]

約数ペア:

[(1, 21248768), (2, 10624384), (4, 5312192), (8, 2656096), (16, 1328048), (32, 664024), (64, 332012), (128, 166006), (256, 83003)]