21080130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{702671}}^1$

素因数の和:702681

約数の個数: 16

約数和(自身を含む): 50592384

約数和(自身を除く): 29512254

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 702671, 1405342, 2108013, 3513355, 4216026, 7026710, 10540065, 21080130]

約数ペア:

[(1, 21080130), (2, 10540065), (3, 7026710), (5, 4216026), (6, 3513355), (10, 2108013), (15, 1405342), (30, 702671)]