21884320

素因数分解:

$2^5\times 5^1\times {\mathrm{136777}}^1$

素因数の和:136792

約数の個数: 24

約数和(自身を含む): 51702084

約数和(自身を除く): 29817764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 136777, 273554, 547108, 683885, 1094216, 1367770, 2188432, 2735540, 4376864, 5471080, 10942160, 21884320]

約数ペア:

[(1, 21884320), (2, 10942160), (4, 5471080), (5, 4376864), (8, 2735540), (10, 2188432), (16, 1367770), (20, 1094216), (32, 683885), (40, 547108), (80, 273554), (160, 136777)]