-13
1 x 63, 3 x 21, 7 x 9, 9 x 7, 21 x 3, 63 x 1
1, 3, 7, 9, 21 and 63.
95
1 x 441, 3 x 147, 7 x 63, 9 x 49, 21 x 2149 x 9, 63 x 7, 147 x 3, 441 x 1
-13
1 x 63, 3 x 21, 7 x 9
1 x 63, 3 x 21, 7 x 9
1 x 63, 3 x 21, 7 x 9
-241
You can multiply 1: by 63.
1, 3, 7, 9, 21 and 63: 1 x 63, 3 x 21, 7 x 9
1 x 63, 3 x 21, 7 x 9
1 x 63, 3 x 21, 7 x 9, 9 x 7, 21 x 3, 63 x 1
1 x 63, 3 x 21, 7 x 9, 9 x 7, 21 x 3, 63 x 1
1 x 63, 3 x 21, 7 x 9, 9 x 7, 21 x 3, 63 x 1.
Each of these factor pairs (multiply the numbers in parentheses) equals 63: (1, 63) (3, 21) (7, 9)