например, сохранение их в списке
def return_divisors(number):
return [x for x in range(1,number+1) if number % x == 0 ]
print(return_divisors(1))
print(return_divisors(2))
print(return_divisors(10))
print(return_divisors(121))
[1]
[1, 2]
[1, 2, 5, 10]
[1, 11, 121]