The difference between two natural numbers is 14, their greatest common divisor is 14, and their least common multiple is 84. What are the two numbers?

The difference between two natural numbers is 14, their greatest common divisor is 14, and their least common multiple is 84. What are the two numbers?

The number which is not only 14 times but also 84 divisor is
14,28,42,84
The least common multiple of these four numbers is 84, and the difference is 14, only 28 and 42