21518991362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{14717}}^1\times {\mathrm{66463}}^1$

素因数の和:81193

約数の個数: 16

約数和(自身を含む): 35215817472

約数和(自身を除く): 13696826110

約数列:

[1, 2, 11, 22, 14717, 29434, 66463, 132926, 161887, 323774, 731093, 1462186, 978135971, 1956271942, 10759495681, 21518991362]

約数ペア:

[(1, 21518991362), (2, 10759495681), (11, 1956271942), (22, 978135971), (14717, 1462186), (29434, 731093), (66463, 323774), (132926, 161887)]