Itself and one because 23 is a Prime number
No.
Any number that can be divided
yes
its divsible by something 3
Any of its multiples
30.
Any multiple of 13158.
240, 480, 720 and so on.
3,6,9,12,15.18,21,24,27 and many more
No , only 2 is divsible.
No. 2,793 is not evenly divisible by nine.
No, 634 divided by 4 is 158.5