def solve():
  N = int(input())
  if N <= 2:
    print(0, 0)
    return
  m = 0
  for d in range(60):
    if (N >> d) & 1:
      m = d
  X = 1 << m
  Y = N - X
  XX = 1 << (m - 1)
  YY = XX - 1
  if X * Y < XX * YY:
    X, Y = XX, YY
  print(X, Y)
  return

for _ in range(int(input())):
  solve()