21921316

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{2029}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 39958520

約数和(自身を除く): 18037204

約数列:

[1, 2, 4, 37, 73, 74, 146, 148, 292, 2029, 2701, 4058, 5402, 8116, 10804, 75073, 148117, 150146, 296234, 300292, 592468, 5480329, 10960658, 21921316]

約数ペア:

[(1, 21921316), (2, 10960658), (4, 5480329), (37, 592468), (73, 300292), (74, 296234), (146, 150146), (148, 148117), (292, 75073), (2029, 10804), (2701, 8116), (4058, 5402)]