21413319

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1433}}^1$

素因数の和:1746

約数の個数: 16

約数和(自身を含む): 30354912

約数和(自身を除く): 8941593

約数列:

[1, 3, 17, 51, 293, 879, 1433, 4299, 4981, 14943, 24361, 73083, 419869, 1259607, 7137773, 21413319]

約数ペア:

[(1, 21413319), (3, 7137773), (17, 1259607), (51, 419869), (293, 73083), (879, 24361), (1433, 14943), (4299, 4981)]