21424768

素因数分解:

$2^7\times {\mathrm{167381}}^1$

素因数の和:167395

約数の個数: 16

約数和(自身を含む): 42682410

約数和(自身を除く): 21257642

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167381, 334762, 669524, 1339048, 2678096, 5356192, 10712384, 21424768]

約数ペア:

[(1, 21424768), (2, 10712384), (4, 5356192), (8, 2678096), (16, 1339048), (32, 669524), (64, 334762), (128, 167381)]