21480452307

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{1579}}^1\times {\mathrm{65719}}^1$

素因数の和:67327

約数の個数: 24

約数和(自身を含む): 32397331200

約数和(自身を除く): 10916878893

約数列:

[1, 3, 9, 23, 69, 207, 1579, 4737, 14211, 36317, 65719, 108951, 197157, 326853, 591471, 1511537, 4534611, 13603833, 103770301, 311310903, 933932709, 2386716923, 7160150769, 21480452307]

約数ペア:

[(1, 21480452307), (3, 7160150769), (9, 2386716923), (23, 933932709), (69, 311310903), (207, 103770301), (1579, 13603833), (4737, 4534611), (14211, 1511537), (36317, 591471), (65719, 326853), (108951, 197157)]