21941266

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2477}}^1$

素因数の和:2625

約数の個数: 16

約数和(自身を含む): 34017984

約数和(自身を除く): 12076718

約数列:

[1, 2, 43, 86, 103, 206, 2477, 4429, 4954, 8858, 106511, 213022, 255131, 510262, 10970633, 21941266]

約数ペア:

[(1, 21941266), (2, 10970633), (43, 510262), (86, 255131), (103, 213022), (206, 106511), (2477, 8858), (4429, 4954)]