21710407

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 23587200

約数和(自身を除く): 1876793

約数列:

[1, 19, 59, 107, 181, 1121, 2033, 3439, 6313, 10679, 19367, 119947, 202901, 367973, 1142653, 21710407]

約数ペア:

[(1, 21710407), (19, 1142653), (59, 367973), (107, 202901), (181, 119947), (1121, 19367), (2033, 10679), (3439, 6313)]