21304210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{92627}}^1$

素因数の和:92657

約数の個数: 16

約数和(自身を含む): 40015296

約数和(自身を除く): 18711086

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 92627, 185254, 463135, 926270, 2130421, 4260842, 10652105, 21304210]

約数ペア:

[(1, 21304210), (2, 10652105), (5, 4260842), (10, 2130421), (23, 926270), (46, 463135), (115, 185254), (230, 92627)]