21633231

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{4373}}^1$

素因数の和:4490

約数の個数: 16

約数和(自身を含む): 30862944

約数和(自身を除く): 9229713

約数列:

[1, 3, 17, 51, 97, 291, 1649, 4373, 4947, 13119, 74341, 223023, 424181, 1272543, 7211077, 21633231]

約数ペア:

[(1, 21633231), (3, 7211077), (17, 1272543), (51, 424181), (97, 223023), (291, 74341), (1649, 13119), (4373, 4947)]