210914530

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{21283}}^1$

素因数の和:22281

約数の個数: 16

約数和(自身を含む): 380047104

約数和(自身を除く): 169132574

約数列:

[1, 2, 5, 10, 991, 1982, 4955, 9910, 21283, 42566, 106415, 212830, 21091453, 42182906, 105457265, 210914530]

約数ペア:

[(1, 210914530), (2, 105457265), (5, 42182906), (10, 21091453), (991, 212830), (1982, 106415), (4955, 42566), (9910, 21283)]