21424335

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84017}}^1$

素因数の和:84042

約数の個数: 16

約数和(自身を含む): 36295776

約数和(自身を除く): 14871441

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 84017, 252051, 420085, 1260255, 1428289, 4284867, 7141445, 21424335]

約数ペア:

[(1, 21424335), (3, 7141445), (5, 4284867), (15, 1428289), (17, 1260255), (51, 420085), (85, 252051), (255, 84017)]