21880705155

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{10494343}}^1$

素因数の和:10494490

約数の個数: 16

約数和(自身を含む): 35260995840

約数和(自身を除く): 13380290685

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 10494343, 31483029, 52471715, 157415145, 1458713677, 4376141031, 7293568385, 21880705155]

約数ペア:

[(1, 21880705155), (3, 7293568385), (5, 4376141031), (15, 1458713677), (139, 157415145), (417, 52471715), (695, 31483029), (2085, 10494343)]