21171363

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{6577}}^1$

素因数の和:6646

約数の個数: 16

約数和(自身を含む): 29995680

約数和(自身を除く): 8824317

約数列:

[1, 3, 29, 37, 87, 111, 1073, 3219, 6577, 19731, 190733, 243349, 572199, 730047, 7057121, 21171363]

約数ペア:

[(1, 21171363), (3, 7057121), (29, 730047), (37, 572199), (87, 243349), (111, 190733), (1073, 19731), (3219, 6577)]