21986063

素因数分解:

${\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{1667}}^1$

素因数の和:1798

約数の個数: 12

約数和(自身を含む): 24402840

約数和(自身を除く): 2416777

約数列:

[1, 11, 109, 121, 1199, 1667, 13189, 18337, 181703, 201707, 1998733, 21986063]

約数ペア:

[(1, 21986063), (11, 1998733), (109, 201707), (121, 181703), (1199, 18337), (1667, 13189)]