21814287

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{15373}}^1$

素因数の和:15430

約数の個数: 16

約数和(自身を含む): 32469888

約数和(自身を除く): 10655601

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 15373, 46119, 169103, 507309, 661039, 1983117, 7271429, 21814287]

約数ペア:

[(1, 21814287), (3, 7271429), (11, 1983117), (33, 661039), (43, 507309), (129, 169103), (473, 46119), (1419, 15373)]