21038094

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:422

約数の個数: 96

約数和(自身を含む): 58316544

約数和(自身を除く): 37278450

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 43, 63, 66, 77, 86, 99, 126, 129, 154, 198, 231, 258, 301, 353, 387, 462, 473, 602, 693, 706, 774, 903, 946, 1059, 1386, 1419, 1806, 2118, 2471, 2709, 2838, 3177, 3311, 3883, 4257, 4942, 5418, 6354, 6622, 7413, 7766, 8514, 9933, 11649, 14826, 15179, 19866, 22239, 23298, 27181, 29799, 30358, 34947, 44478, 45537, 54362, 59598, 69894, 81543, 91074, 106253, 136611, 163086, 166969, 212506, 244629, 273222, 318759, 333938, 489258, 500907, 637518, 956277, 1001814, 1168783, 1502721, 1912554, 2337566, 3005442, 3506349, 7012698, 10519047, 21038094]

約数ペア:

[(1, 21038094), (2, 10519047), (3, 7012698), (6, 3506349), (7, 3005442), (9, 2337566), (11, 1912554), (14, 1502721), (18, 1168783), (21, 1001814), (22, 956277), (33, 637518), (42, 500907), (43, 489258), (63, 333938), (66, 318759), (77, 273222), (86, 244629), (99, 212506), (126, 166969), (129, 163086), (154, 136611), (198, 106253), (231, 91074), (258, 81543), (301, 69894), (353, 59598), (387, 54362), (462, 45537), (473, 44478), (602, 34947), (693, 30358), (706, 29799), (774, 27181), (903, 23298), (946, 22239), (1059, 19866), (1386, 15179), (1419, 14826), (1806, 11649), (2118, 9933), (2471, 8514), (2709, 7766), (2838, 7413), (3177, 6622), (3311, 6354), (3883, 5418), (4257, 4942)]