20773284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{247301}}^1$

素因数の和:247315

約数の個数: 24

約数和(自身を含む): 55395648

約数和(自身を除く): 34622364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 247301, 494602, 741903, 989204, 1483806, 1731107, 2967612, 3462214, 5193321, 6924428, 10386642, 20773284]

約数ペア:

[(1, 20773284), (2, 10386642), (3, 6924428), (4, 5193321), (6, 3462214), (7, 2967612), (12, 1731107), (14, 1483806), (21, 989204), (28, 741903), (42, 494602), (84, 247301)]