21707622

素因数分解:

$2^1\times 3^3\times {\mathrm{401993}}^1$

素因数の和:402004

約数の個数: 16

約数和(自身を含む): 48239280

約数和(自身を除く): 26531658

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 401993, 803986, 1205979, 2411958, 3617937, 7235874, 10853811, 21707622]

約数ペア:

[(1, 21707622), (2, 10853811), (3, 7235874), (6, 3617937), (9, 2411958), (18, 1205979), (27, 803986), (54, 401993)]