21006335

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5827}}^1$

素因数の和:5942

約数の個数: 16

約数和(自身を含む): 29093376

約数和(自身を除く): 8087041

約数列:

[1, 5, 7, 35, 103, 515, 721, 3605, 5827, 29135, 40789, 203945, 600181, 3000905, 4201267, 21006335]

約数ペア:

[(1, 21006335), (5, 4201267), (7, 3000905), (35, 600181), (103, 203945), (515, 40789), (721, 29135), (3605, 5827)]