21902001

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{39041}}^1$

素因数の和:39072

約数の個数: 16

約数和(自身を含む): 33732288

約数和(自身を除く): 11830287

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 39041, 117123, 429451, 663697, 1288353, 1991091, 7300667, 21902001]

約数ペア:

[(1, 21902001), (3, 7300667), (11, 1991091), (17, 1288353), (33, 663697), (51, 429451), (187, 117123), (561, 39041)]