21936686

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{2141}}^1$

素因数の和:2299

約数の個数: 16

約数和(自身を含む): 33929280

約数和(自身を除く): 11992594

約数列:

[1, 2, 47, 94, 109, 218, 2141, 4282, 5123, 10246, 100627, 201254, 233369, 466738, 10968343, 21936686]

約数ペア:

[(1, 21936686), (2, 10968343), (47, 466738), (94, 233369), (109, 201254), (218, 100627), (2141, 10246), (4282, 5123)]