21850076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{287501}}^1$

素因数の和:287524

約数の個数: 12

約数和(自身を含む): 40250280

約数和(自身を除く): 18400204

約数列:

[1, 2, 4, 19, 38, 76, 287501, 575002, 1150004, 5462519, 10925038, 21850076]

約数ペア:

[(1, 21850076), (2, 10925038), (4, 5462519), (19, 1150004), (38, 575002), (76, 287501)]