20110921189

素因数分解:

${\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1\times {\mathrm{27919}}^1$

素因数の和:28428

約数の個数: 16

約数和(自身を含む): 21208032000

約数和(自身を除く): 1097110811

約数列:

[1, 29, 59, 421, 1711, 12209, 24839, 27919, 720331, 809651, 1647221, 11753899, 47769409, 340863071, 693480041, 20110921189]

約数ペア:

[(1, 20110921189), (29, 693480041), (59, 340863071), (421, 47769409), (1711, 11753899), (12209, 1647221), (24839, 809651), (27919, 720331)]