21717864

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1051}}^1$

素因数の和:1111

約数の個数: 96

約数和(自身を含む): 68927040

約数和(自身を除く): 47209176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 41, 42, 56, 63, 72, 82, 84, 123, 126, 164, 168, 246, 252, 287, 328, 369, 492, 504, 574, 738, 861, 984, 1051, 1148, 1476, 1722, 2102, 2296, 2583, 2952, 3153, 3444, 4204, 5166, 6306, 6888, 7357, 8408, 9459, 10332, 12612, 14714, 18918, 20664, 22071, 25224, 29428, 37836, 43091, 44142, 58856, 66213, 75672, 86182, 88284, 129273, 132426, 172364, 176568, 258546, 264852, 301637, 344728, 387819, 517092, 529704, 603274, 775638, 904911, 1034184, 1206548, 1551276, 1809822, 2413096, 2714733, 3102552, 3619644, 5429466, 7239288, 10858932, 21717864]

約数ペア:

[(1, 21717864), (2, 10858932), (3, 7239288), (4, 5429466), (6, 3619644), (7, 3102552), (8, 2714733), (9, 2413096), (12, 1809822), (14, 1551276), (18, 1206548), (21, 1034184), (24, 904911), (28, 775638), (36, 603274), (41, 529704), (42, 517092), (56, 387819), (63, 344728), (72, 301637), (82, 264852), (84, 258546), (123, 176568), (126, 172364), (164, 132426), (168, 129273), (246, 88284), (252, 86182), (287, 75672), (328, 66213), (369, 58856), (492, 44142), (504, 43091), (574, 37836), (738, 29428), (861, 25224), (984, 22071), (1051, 20664), (1148, 18918), (1476, 14714), (1722, 12612), (2102, 10332), (2296, 9459), (2583, 8408), (2952, 7357), (3153, 6888), (3444, 6306), (4204, 5166)]