21282045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83459}}^1$

素因数の和:83484

約数の個数: 16

約数和(自身を含む): 36054720

約数和(自身を除く): 14772675

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 83459, 250377, 417295, 1251885, 1418803, 4256409, 7094015, 21282045]

約数ペア:

[(1, 21282045), (3, 7094015), (5, 4256409), (15, 1418803), (17, 1251885), (51, 417295), (85, 250377), (255, 83459)]