21267153

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1433}}^1$

素因数の和:1553

約数の個数: 24

約数和(自身を含む): 32884488

約数和(自身を除く): 11617335

約数列:

[1, 3, 9, 17, 51, 97, 153, 291, 873, 1433, 1649, 4299, 4947, 12897, 14841, 24361, 73083, 139001, 219249, 417003, 1251009, 2363017, 7089051, 21267153]

約数ペア:

[(1, 21267153), (3, 7089051), (9, 2363017), (17, 1251009), (51, 417003), (97, 219249), (153, 139001), (291, 73083), (873, 24361), (1433, 14841), (1649, 12897), (4299, 4947)]