21010029568

素因数分解:

$2^{10}\times {\mathrm{11}}^2\times {\mathrm{169567}}^1$

素因数の和:169609

約数の個数: 66

約数和(自身を含む): 46165057568

約数和(自身を除く): 25155028000

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 256, 352, 484, 512, 704, 968, 1024, 1408, 1936, 2816, 3872, 5632, 7744, 11264, 15488, 30976, 61952, 123904, 169567, 339134, 678268, 1356536, 1865237, 2713072, 3730474, 5426144, 7460948, 10852288, 14921896, 20517607, 21704576, 29843792, 41035214, 43409152, 59687584, 82070428, 86818304, 119375168, 164140856, 173636608, 238750336, 328281712, 477500672, 656563424, 955001344, 1313126848, 1910002688, 2626253696, 5252507392, 10505014784, 21010029568]

約数ペア:

[(1, 21010029568), (2, 10505014784), (4, 5252507392), (8, 2626253696), (11, 1910002688), (16, 1313126848), (22, 955001344), (32, 656563424), (44, 477500672), (64, 328281712), (88, 238750336), (121, 173636608), (128, 164140856), (176, 119375168), (242, 86818304), (256, 82070428), (352, 59687584), (484, 43409152), (512, 41035214), (704, 29843792), (968, 21704576), (1024, 20517607), (1408, 14921896), (1936, 10852288), (2816, 7460948), (3872, 5426144), (5632, 3730474), (7744, 2713072), (11264, 1865237), (15488, 1356536), (30976, 678268), (61952, 339134), (123904, 169567)]