21834992

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{5437}}^1$

素因数の和:5696

約数の個数: 20

約数和(自身を含む): 42481656

約数和(自身を除く): 20646664

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 5437, 10874, 21748, 43496, 86992, 1364687, 2729374, 5458748, 10917496, 21834992]

約数ペア:

[(1, 21834992), (2, 10917496), (4, 5458748), (8, 2729374), (16, 1364687), (251, 86992), (502, 43496), (1004, 21748), (2008, 10874), (4016, 5437)]