21091254

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10883}}^1$

素因数の和:10924

約数の個数: 32

約数和(自身を含む): 47018880

約数和(自身を除く): 25927626

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 323, 646, 969, 1938, 10883, 21766, 32649, 65298, 185011, 206777, 370022, 413554, 555033, 620331, 1110066, 1240662, 3515209, 7030418, 10545627, 21091254]

約数ペア:

[(1, 21091254), (2, 10545627), (3, 7030418), (6, 3515209), (17, 1240662), (19, 1110066), (34, 620331), (38, 555033), (51, 413554), (57, 370022), (102, 206777), (114, 185011), (323, 65298), (646, 32649), (969, 21766), (1938, 10883)]