21343755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83701}}^1$

素因数の和:83726

約数の個数: 16

約数和(自身を含む): 36159264

約数和(自身を除く): 14815509

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 83701, 251103, 418505, 1255515, 1422917, 4268751, 7114585, 21343755]

約数ペア:

[(1, 21343755), (3, 7114585), (5, 4268751), (15, 1422917), (17, 1255515), (51, 418505), (85, 251103), (255, 83701)]