21618067

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 25149440

約数和(自身を除く): 3531373

約数列:

[1, 17, 19, 31, 127, 289, 323, 527, 589, 2159, 2413, 3937, 5491, 8959, 10013, 36703, 41021, 66929, 74803, 170221, 697357, 1137793, 1271651, 21618067]

約数ペア:

[(1, 21618067), (17, 1271651), (19, 1137793), (31, 697357), (127, 170221), (289, 74803), (323, 66929), (527, 41021), (589, 36703), (2159, 10013), (2413, 8959), (3937, 5491)]