21072486

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206593}}^1$

素因数の和:206615

約数の個数: 16

約数和(自身を含む): 44624304

約数和(自身を除く): 23551818

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206593, 413186, 619779, 1239558, 3512081, 7024162, 10536243, 21072486]

約数ペア:

[(1, 21072486), (2, 10536243), (3, 7024162), (6, 3512081), (17, 1239558), (34, 619779), (51, 413186), (102, 206593)]