21648176

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{123001}}^1$

素因数の和:123020

約数の個数: 20

約数和(自身を含む): 45756744

約数和(自身を除く): 24108568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 123001, 246002, 492004, 984008, 1353011, 1968016, 2706022, 5412044, 10824088, 21648176]

約数ペア:

[(1, 21648176), (2, 10824088), (4, 5412044), (8, 2706022), (11, 1968016), (16, 1353011), (22, 984008), (44, 492004), (88, 246002), (176, 123001)]