21788514

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{12227}}^1$

素因数の和:12252

約数の個数: 40

約数和(自身を含む): 53265168

約数和(自身を除く): 31476654

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 12227, 24454, 36681, 73362, 110043, 134497, 220086, 268994, 330129, 403491, 660258, 806982, 990387, 1210473, 1980774, 2420946, 3631419, 7262838, 10894257, 21788514]

約数ペア:

[(1, 21788514), (2, 10894257), (3, 7262838), (6, 3631419), (9, 2420946), (11, 1980774), (18, 1210473), (22, 990387), (27, 806982), (33, 660258), (54, 403491), (66, 330129), (81, 268994), (99, 220086), (162, 134497), (198, 110043), (297, 73362), (594, 36681), (891, 24454), (1782, 12227)]