21070035

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{66889}}^1$

素因数の和:66907

約数の個数: 24

約数和(自身を含む): 41739360

約数和(自身を除く): 20669325

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 66889, 200667, 334445, 468223, 602001, 1003335, 1404669, 2341115, 3010005, 4214007, 7023345, 21070035]

約数ペア:

[(1, 21070035), (3, 7023345), (5, 4214007), (7, 3010005), (9, 2341115), (15, 1404669), (21, 1003335), (35, 602001), (45, 468223), (63, 334445), (105, 200667), (315, 66889)]