21554048

素因数分解:

$2^7\times {\mathrm{168391}}^1$

素因数の和:168405

約数の個数: 16

約数和(自身を含む): 42939960

約数和(自身を除く): 21385912

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 168391, 336782, 673564, 1347128, 2694256, 5388512, 10777024, 21554048]

約数ペア:

[(1, 21554048), (2, 10777024), (4, 5388512), (8, 2694256), (16, 1347128), (32, 673564), (64, 336782), (128, 168391)]