21342871

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6007}}^1$

素因数の和:6054

約数の個数: 16

約数和(自身を含む): 25954560

約数和(自身を除く): 4611689

約数列:

[1, 11, 17, 19, 187, 209, 323, 3553, 6007, 66077, 102119, 114133, 1123309, 1255463, 1940261, 21342871]

約数ペア:

[(1, 21342871), (11, 1940261), (17, 1255463), (19, 1123309), (187, 114133), (209, 102119), (323, 66077), (3553, 6007)]