おいらのオイラー。 Problem 7. 10001st prime By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the 10 001st prime number?最初の6個の素数は 2, 3, 5, 7, 11, 13 であり、6番目の素数は13…