import sys
def input(): return sys.stdin.readline().rstrip()
def ii(f=int): return f(input())
def mi(f=int): return map(f, input().split())
def li(f=int): return list(map(f, mi()))

def main():
    T = ii()
    for _ in range(T):
        N = ii()
        ans = 0
        x, y = 0, 0
        for i in range(61):
            p = 1 << i
            q = N - p
            if q < 0:
                break
            q = min(q, p - 1)
            if ans < p * q:
                ans = p * q
                x, y = p, q
        print(x,y)
    pass

if __name__ == '__main__':
    main()