21270882

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{86467}}^1$

素因数の和:86513

約数の個数: 16

約数和(自身を含む): 43579872

約数和(自身を除く): 22308990

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 86467, 172934, 259401, 518802, 3545147, 7090294, 10635441, 21270882]

約数ペア:

[(1, 21270882), (2, 10635441), (3, 7090294), (6, 3545147), (41, 518802), (82, 259401), (123, 172934), (246, 86467)]