The ones that are divisible are 6, 3, 2, 11, and 4.
To find surface area, we can use the equation:
SA=2lw+2wh+2lh, where:
l=10 in
w=3 in
h=7 in
SA=(2)(10)(3)+(2)(3)(7)+(2)(10)(7)
SA=60+42+140
SA=242 in²
Sorry, I'm no help because I have no idea how to do those!