2144626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1457

約数の個数: 16

約数和(自身を含む): 3561408

約数和(自身を除く): 1416782

約数列:

[1, 2, 11, 22, 71, 142, 781, 1373, 1562, 2746, 15103, 30206, 97483, 194966, 1072313, 2144626]

約数ペア:

[(1, 2144626), (2, 1072313), (11, 194966), (22, 97483), (71, 30206), (142, 15103), (781, 2746), (1373, 1562)]