21942448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124673}}^1$

素因数の和:124692

約数の個数: 20

約数和(自身を含む): 46378728

約数和(自身を除く): 24436280

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124673, 249346, 498692, 997384, 1371403, 1994768, 2742806, 5485612, 10971224, 21942448]

約数ペア:

[(1, 21942448), (2, 10971224), (4, 5485612), (8, 2742806), (11, 1994768), (16, 1371403), (22, 997384), (44, 498692), (88, 249346), (176, 124673)]