21464195

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 26524800

約数和(自身を除く): 5060605

約数列:

[1, 5, 47, 149, 235, 613, 745, 3065, 7003, 28811, 35015, 91337, 144055, 456685, 4292839, 21464195]

約数ペア:

[(1, 21464195), (5, 4292839), (47, 456685), (149, 144055), (235, 91337), (613, 35015), (745, 28811), (3065, 7003)]