21241416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2143}}^1$

素因数の和:2218

約数の個数: 64

約数和(自身を含む): 61747200

約数和(自身を除く): 40505784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 59, 84, 118, 168, 177, 236, 354, 413, 472, 708, 826, 1239, 1416, 1652, 2143, 2478, 3304, 4286, 4956, 6429, 8572, 9912, 12858, 15001, 17144, 25716, 30002, 45003, 51432, 60004, 90006, 120008, 126437, 180012, 252874, 360024, 379311, 505748, 758622, 885059, 1011496, 1517244, 1770118, 2655177, 3034488, 3540236, 5310354, 7080472, 10620708, 21241416]

約数ペア:

[(1, 21241416), (2, 10620708), (3, 7080472), (4, 5310354), (6, 3540236), (7, 3034488), (8, 2655177), (12, 1770118), (14, 1517244), (21, 1011496), (24, 885059), (28, 758622), (42, 505748), (56, 379311), (59, 360024), (84, 252874), (118, 180012), (168, 126437), (177, 120008), (236, 90006), (354, 60004), (413, 51432), (472, 45003), (708, 30002), (826, 25716), (1239, 17144), (1416, 15001), (1652, 12858), (2143, 9912), (2478, 8572), (3304, 6429), (4286, 4956)]