21566664

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{6113}}^1$

素因数の和:6139

約数の個数: 72

約数和(自身を含む): 67957110

約数和(自身を除く): 46390446

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 6113, 12226, 18339, 24452, 36678, 42791, 48904, 55017, 73356, 85582, 110034, 128373, 146712, 171164, 220068, 256746, 299537, 342328, 385119, 440136, 513492, 599074, 770238, 898611, 1026984, 1198148, 1540476, 1797222, 2396296, 2695833, 3080952, 3594444, 5391666, 7188888, 10783332, 21566664]

約数ペア:

[(1, 21566664), (2, 10783332), (3, 7188888), (4, 5391666), (6, 3594444), (7, 3080952), (8, 2695833), (9, 2396296), (12, 1797222), (14, 1540476), (18, 1198148), (21, 1026984), (24, 898611), (28, 770238), (36, 599074), (42, 513492), (49, 440136), (56, 385119), (63, 342328), (72, 299537), (84, 256746), (98, 220068), (126, 171164), (147, 146712), (168, 128373), (196, 110034), (252, 85582), (294, 73356), (392, 55017), (441, 48904), (504, 42791), (588, 36678), (882, 24452), (1176, 18339), (1764, 12226), (3528, 6113)]