21357006

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{323591}}^1$

素因数の和:323607

約数の個数: 16

約数和(自身を含む): 46597248

約数和(自身を除く): 25240242

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 323591, 647182, 970773, 1941546, 3559501, 7119002, 10678503, 21357006]

約数ペア:

[(1, 21357006), (2, 10678503), (3, 7119002), (6, 3559501), (11, 1941546), (22, 970773), (33, 647182), (66, 323591)]