21526072

素因数分解:

$2^3\times {\mathrm{271}}^1\times {\mathrm{9929}}^1$

素因数の和:10206

約数の個数: 16

約数和(自身を含む): 40514400

約数和(自身を除く): 18988328

約数列:

[1, 2, 4, 8, 271, 542, 1084, 2168, 9929, 19858, 39716, 79432, 2690759, 5381518, 10763036, 21526072]

約数ペア:

[(1, 21526072), (2, 10763036), (4, 5381518), (8, 2690759), (271, 79432), (542, 39716), (1084, 19858), (2168, 9929)]