21424942

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139123}}^1$

素因数の和:139143

約数の個数: 16

約数和(自身を含む): 40067712

約数和(自身を除く): 18642770

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 139123, 278246, 973861, 1530353, 1947722, 3060706, 10712471, 21424942]

約数ペア:

[(1, 21424942), (2, 10712471), (7, 3060706), (11, 1947722), (14, 1530353), (22, 973861), (77, 278246), (154, 139123)]