21971624

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2777}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 44003520

約数和(自身を除く): 22031896

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 2777, 3956, 5554, 7912, 11108, 22216, 63871, 119411, 127742, 238822, 255484, 477644, 510968, 955288, 2746453, 5492906, 10985812, 21971624]

約数ペア:

[(1, 21971624), (2, 10985812), (4, 5492906), (8, 2746453), (23, 955288), (43, 510968), (46, 477644), (86, 255484), (92, 238822), (172, 127742), (184, 119411), (344, 63871), (989, 22216), (1978, 11108), (2777, 7912), (3956, 5554)]