#### Answer

$2\times17$

#### Work Step by Step

A number is prime if it has only two factors: 1 and itself.
We know that the factors of 34 are 1, 2, 17, and 34.
2 is a prime number, so we can divide 34 by 2
$34\div2=17$
17 is also a prime number
Therefore, the prime factorization of 34 is $2\times17$.