11421207

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{911}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 18969600

約数和(自身を除く): 7548393

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 911, 1393, 1791, 2733, 4179, 6377, 8199, 12537, 19131, 57393, 181289, 543867, 1269023, 1631601, 3807069, 11421207]

約数ペア:

[(1, 11421207), (3, 3807069), (7, 1631601), (9, 1269023), (21, 543867), (63, 181289), (199, 57393), (597, 19131), (911, 12537), (1393, 8199), (1791, 6377), (2733, 4179)]