2161839

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 3386880

約数和(自身を除く): 1225041

約数列:

[1, 3, 17, 19, 23, 51, 57, 69, 97, 291, 323, 391, 437, 969, 1173, 1311, 1649, 1843, 2231, 4947, 5529, 6693, 7429, 22287, 31331, 37927, 42389, 93993, 113781, 127167, 720613, 2161839]

約数ペア:

[(1, 2161839), (3, 720613), (17, 127167), (19, 113781), (23, 93993), (51, 42389), (57, 37927), (69, 31331), (97, 22287), (291, 7429), (323, 6693), (391, 5529), (437, 4947), (969, 2231), (1173, 1843), (1311, 1649)]