21109656

素因数分解:

$2^3\times 3^1\times {\mathrm{829}}^1\times {\mathrm{1061}}^1$

素因数の和:1899

約数の個数: 32

約数和(自身を含む): 52887600

約数和(自身を除く): 31777944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 829, 1061, 1658, 2122, 2487, 3183, 3316, 4244, 4974, 6366, 6632, 8488, 9948, 12732, 19896, 25464, 879569, 1759138, 2638707, 3518276, 5277414, 7036552, 10554828, 21109656]

約数ペア:

[(1, 21109656), (2, 10554828), (3, 7036552), (4, 5277414), (6, 3518276), (8, 2638707), (12, 1759138), (24, 879569), (829, 25464), (1061, 19896), (1658, 12732), (2122, 9948), (2487, 8488), (3183, 6632), (3316, 6366), (4244, 4974)]