21129647613

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{1220027}}^1$

素因数の和:1220304

約数の個数: 16

約数和(自身を含む): 29514917376

約数和(自身を除く): 8385269763

約数列:

[1, 3, 23, 69, 251, 753, 5773, 17319, 1220027, 3660081, 28060621, 84181863, 306226777, 918680331, 7043215871, 21129647613]

約数ペア:

[(1, 21129647613), (3, 7043215871), (23, 918680331), (69, 306226777), (251, 84181863), (753, 28060621), (5773, 3660081), (17319, 1220027)]