At what age is it easiest to learn math?

Can you shed some light on the age factor when it comes to learning math? Is there a specific age where individuals tend to grasp mathematical concepts more easily? Do children have an advantage over adults in terms of learning math, or are there benefits to learning math at a later stage in life? What factors might contribute to the ease of learning math at different ages, and how can educators tailor their approaches to suit learners of various ages?