43/19 = 2 remainder 5
2 goes into 86 once, thus 2 and 43 are your numbers. 43 is prime and cannot be factored.
Two of them with seven remaining
43 R 1
1, 2, 43, 86.
1, 2, 43, 86 (1 x 86, 2 x 43).
64 ÷ 43 = 1 21/43 ≈ 1.49
43/19 = 2 remainder 5
21 with 1 remaining 43 - 1 = 42 = 2 x 21
2 goes into 86 once, thus 2 and 43 are your numbers. 43 is prime and cannot be factored.
Two of them with seven remaining
Rounded to two decimal places, 281/43 = 6.53
43 times with 1 remaing or 43.5 times
43 is a prime number, only 1 and 43 can go into it
2 with remainder 35.
1, 2, 43 and 86
43 with remainder 1.