421093071

素因数分解:

$3^2\times 7^1\times {\mathrm{2143}}^1\times {\mathrm{3119}}^1$

素因数の和:5275

約数の個数: 24

約数和(自身を含む): 695685120

約数和(自身を除く): 274592049

約数列:

[1, 3, 7, 9, 21, 63, 2143, 3119, 6429, 9357, 15001, 19287, 21833, 28071, 45003, 65499, 135009, 196497, 6684017, 20052051, 46788119, 60156153, 140364357, 421093071]

約数ペア:

[(1, 421093071), (3, 140364357), (7, 60156153), (9, 46788119), (21, 20052051), (63, 6684017), (2143, 196497), (3119, 135009), (6429, 65499), (9357, 45003), (15001, 28071), (19287, 21833)]