코딜리티 MinPerimeterRectangle

소수 판정 문제

import math
def solution(N):
    # write your code in Python 3.6
    a,b=1,N
    for i in range(1,N+1):
        if i*i>N:
            break
        elif i*i==N:
            a,b=i,i
        elif N%i==0:
            a,b=i,N//i
    return 2*(a+b)