21796614

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 35860986

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 81, 86, 126, 129, 149, 162, 189, 243, 258, 298, 301, 378, 387, 447, 486, 567, 602, 774, 894, 903, 1043, 1134, 1161, 1341, 1701, 1806, 2086, 2322, 2682, 2709, 3129, 3402, 3483, 4023, 5418, 6258, 6407, 6966, 8046, 8127, 9387, 10449, 12069, 12814, 16254, 18774, 19221, 20898, 24138, 24381, 28161, 36207, 38442, 44849, 48762, 56322, 57663, 72414, 73143, 84483, 89698, 115326, 134547, 146286, 168966, 172989, 253449, 269094, 345978, 403641, 506898, 518967, 807282, 1037934, 1210923, 1556901, 2421846, 3113802, 3632769, 7265538, 10898307, 21796614]

約数ペア:

[(1, 21796614), (2, 10898307), (3, 7265538), (6, 3632769), (7, 3113802), (9, 2421846), (14, 1556901), (18, 1210923), (21, 1037934), (27, 807282), (42, 518967), (43, 506898), (54, 403641), (63, 345978), (81, 269094), (86, 253449), (126, 172989), (129, 168966), (149, 146286), (162, 134547), (189, 115326), (243, 89698), (258, 84483), (298, 73143), (301, 72414), (378, 57663), (387, 56322), (447, 48762), (486, 44849), (567, 38442), (602, 36207), (774, 28161), (894, 24381), (903, 24138), (1043, 20898), (1134, 19221), (1161, 18774), (1341, 16254), (1701, 12814), (1806, 12069), (2086, 10449), (2322, 9387), (2682, 8127), (2709, 8046), (3129, 6966), (3402, 6407), (3483, 6258), (4023, 5418)]