21947970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66509}}^1$

素因数の和:66530

約数の個数: 32

約数和(自身を含む): 57464640

約数和(自身を除く): 35516670

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 66509, 133018, 199527, 332545, 399054, 665090, 731599, 997635, 1463198, 1995270, 2194797, 3657995, 4389594, 7315990, 10973985, 21947970]

約数ペア:

[(1, 21947970), (2, 10973985), (3, 7315990), (5, 4389594), (6, 3657995), (10, 2194797), (11, 1995270), (15, 1463198), (22, 997635), (30, 731599), (33, 665090), (55, 399054), (66, 332545), (110, 199527), (165, 133018), (330, 66509)]