21421836576

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10625911}}^1$

素因数の和:10625934

約数の個数: 72

約数和(自身を含む): 69620975424

約数和(自身を除く): 48199138848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10625911, 21251822, 31877733, 42503644, 63755466, 74381377, 85007288, 95633199, 127510932, 148762754, 170014576, 191266398, 223144131, 255021864, 297525508, 340029152, 382532796, 446288262, 510043728, 595051016, 669432393, 765065592, 892576524, 1020087456, 1190102032, 1338864786, 1530131184, 1785153048, 2380204064, 2677729572, 3060262368, 3570306096, 5355459144, 7140612192, 10710918288, 21421836576]

約数ペア:

[(1, 21421836576), (2, 10710918288), (3, 7140612192), (4, 5355459144), (6, 3570306096), (7, 3060262368), (8, 2677729572), (9, 2380204064), (12, 1785153048), (14, 1530131184), (16, 1338864786), (18, 1190102032), (21, 1020087456), (24, 892576524), (28, 765065592), (32, 669432393), (36, 595051016), (42, 510043728), (48, 446288262), (56, 382532796), (63, 340029152), (72, 297525508), (84, 255021864), (96, 223144131), (112, 191266398), (126, 170014576), (144, 148762754), (168, 127510932), (224, 95633199), (252, 85007288), (288, 74381377), (336, 63755466), (504, 42503644), (672, 31877733), (1008, 21251822), (2016, 10625911)]