2160321

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 3041280

約数和(自身を除く): 880959

約数列:

[1, 3, 23, 69, 131, 239, 393, 717, 3013, 5497, 9039, 16491, 31309, 93927, 720107, 2160321]

約数ペア:

[(1, 2160321), (3, 720107), (23, 93927), (69, 31309), (131, 16491), (239, 9039), (393, 5497), (717, 3013)]