210320605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{20021}}^1$

素因数の和:20228

約数の個数: 16

約数和(自身を含む): 276784128

約数和(自身を除く): 66463523

約数列:

[1, 5, 11, 55, 191, 955, 2101, 10505, 20021, 100105, 220231, 1101155, 3824011, 19120055, 42064121, 210320605]

約数ペア:

[(1, 210320605), (5, 42064121), (11, 19120055), (55, 3824011), (191, 1101155), (955, 220231), (2101, 100105), (10505, 20021)]