21830740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29501}}^1$

素因数の和:29547

約数の個数: 24

約数和(自身を含む): 47085192

約数和(自身を除く): 25254452

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 29501, 59002, 118004, 147505, 295010, 590020, 1091537, 2183074, 4366148, 5457685, 10915370, 21830740]

約数ペア:

[(1, 21830740), (2, 10915370), (4, 5457685), (5, 4366148), (10, 2183074), (20, 1091537), (37, 590020), (74, 295010), (148, 147505), (185, 118004), (370, 59002), (740, 29501)]