21855596

素因数分解:

$2^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1367}}^1$

素因数の和:1949

約数の個数: 24

約数和(自身を含む): 43819776

約数和(自身を除く): 21964180

約数列:

[1, 2, 4, 7, 14, 28, 571, 1142, 1367, 2284, 2734, 3997, 5468, 7994, 9569, 15988, 19138, 38276, 780557, 1561114, 3122228, 5463899, 10927798, 21855596]

約数ペア:

[(1, 21855596), (2, 10927798), (4, 5463899), (7, 3122228), (14, 1561114), (28, 780557), (571, 38276), (1142, 19138), (1367, 15988), (2284, 9569), (2734, 7994), (3997, 5468)]