21872768

素因数分解:

$2^7\times {\mathrm{170881}}^1$

素因数の和:170895

約数の個数: 16

約数和(自身を含む): 43574910

約数和(自身を除く): 21702142

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 170881, 341762, 683524, 1367048, 2734096, 5468192, 10936384, 21872768]

約数ペア:

[(1, 21872768), (2, 10936384), (4, 5468192), (8, 2734096), (16, 1367048), (32, 683524), (64, 341762), (128, 170881)]