Given a integer, find out its nearest pair of divisors.

Sample Input: 28

Sample Output: [4, 7]

With the number of 28, there are three pairs of divisors: [1, 28], [2, 14] and [4, 7]. Among them, the pair of [4, 7] is the nearest one.

数据结构和算法：初级练习题 #30 – 最接近因子

给定一个整数，找出所有因子当中最接近的一对。

输入样例： 28

输出样例：[4, 7]

数字28总共有三对因子：[1, 28], [2, 14], [4, 7]。这些因子当中相互最接近的一对是 [4, 7]。

Python Solution