21571434

素因数分解:

$2^1\times 3^4\times {\mathrm{133157}}^1$

素因数の和:133171

約数の個数: 20

約数和(自身を含む): 48336354

約数和(自身を除く): 26764920

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 133157, 266314, 399471, 798942, 1198413, 2396826, 3595239, 7190478, 10785717, 21571434]

約数ペア:

[(1, 21571434), (2, 10785717), (3, 7190478), (6, 3595239), (9, 2396826), (18, 1198413), (27, 798942), (54, 399471), (81, 266314), (162, 133157)]