21601272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11689}}^1$

素因数の和:11716

約数の個数: 64

約数和(自身を含む): 67334400

約数和(自身を除く): 45733128

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 11689, 23378, 35067, 46756, 70134, 81823, 93512, 128579, 140268, 163646, 245469, 257158, 280536, 327292, 385737, 490938, 514316, 654584, 771474, 900053, 981876, 1028632, 1542948, 1800106, 1963752, 2700159, 3085896, 3600212, 5400318, 7200424, 10800636, 21601272]

約数ペア:

[(1, 21601272), (2, 10800636), (3, 7200424), (4, 5400318), (6, 3600212), (7, 3085896), (8, 2700159), (11, 1963752), (12, 1800106), (14, 1542948), (21, 1028632), (22, 981876), (24, 900053), (28, 771474), (33, 654584), (42, 514316), (44, 490938), (56, 385737), (66, 327292), (77, 280536), (84, 257158), (88, 245469), (132, 163646), (154, 140268), (168, 128579), (231, 93512), (264, 81823), (308, 70134), (462, 46756), (616, 35067), (924, 23378), (1848, 11689)]