2721042009

素因数分解:

$3^2\times 7^1\times {\mathrm{5273}}^1\times {\mathrm{8191}}^1$

素因数の和:13477

約数の個数: 24

約数和(自身を含む): 4493279232

約数和(自身を除く): 1772237223

約数列:

[1, 3, 7, 9, 21, 63, 5273, 8191, 15819, 24573, 36911, 47457, 57337, 73719, 110733, 172011, 332199, 516033, 43191143, 129573429, 302338001, 388720287, 907014003, 2721042009]

約数ペア:

[(1, 2721042009), (3, 907014003), (7, 388720287), (9, 302338001), (21, 129573429), (63, 43191143), (5273, 516033), (8191, 332199), (15819, 172011), (24573, 110733), (36911, 73719), (47457, 57337)]