21638446

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4567}}^1$

素因数の和:4695

約数の個数: 16

約数和(自身を含む): 34205184

約数和(自身を除く): 12566738

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4567, 4738, 9134, 105041, 210082, 470401, 940802, 10819223, 21638446]

約数ペア:

[(1, 21638446), (2, 10819223), (23, 940802), (46, 470401), (103, 210082), (206, 105041), (2369, 9134), (4567, 4738)]