21129123552

素因数分解:

$2^5\times 3^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1\times {\mathrm{6733}}^1$

素因数の和:7180

約数の個数: 96

約数和(自身を含む): 56210368032

約数和(自身を除く): 35081244480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 97, 194, 291, 337, 388, 582, 674, 776, 1011, 1164, 1348, 1552, 2022, 2328, 2696, 3104, 4044, 4656, 5392, 6733, 8088, 9312, 10784, 13466, 16176, 20199, 26932, 32352, 32689, 40398, 53864, 65378, 80796, 98067, 107728, 130756, 161592, 196134, 215456, 261512, 323184, 392268, 523024, 646368, 653101, 784536, 1046048, 1306202, 1569072, 1959303, 2269021, 2612404, 3138144, 3918606, 4538042, 5224808, 6807063, 7837212, 9076084, 10449616, 13614126, 15674424, 18152168, 20899232, 27228252, 31348848, 36304336, 54456504, 62697696, 72608672, 108913008, 217826016, 220095037, 440190074, 660285111, 880380148, 1320570222, 1760760296, 2641140444, 3521520592, 5282280888, 7043041184, 10564561776, 21129123552]

約数ペア:

[(1, 21129123552), (2, 10564561776), (3, 7043041184), (4, 5282280888), (6, 3521520592), (8, 2641140444), (12, 1760760296), (16, 1320570222), (24, 880380148), (32, 660285111), (48, 440190074), (96, 220095037), (97, 217826016), (194, 108913008), (291, 72608672), (337, 62697696), (388, 54456504), (582, 36304336), (674, 31348848), (776, 27228252), (1011, 20899232), (1164, 18152168), (1348, 15674424), (1552, 13614126), (2022, 10449616), (2328, 9076084), (2696, 7837212), (3104, 6807063), (4044, 5224808), (4656, 4538042), (5392, 3918606), (6733, 3138144), (8088, 2612404), (9312, 2269021), (10784, 1959303), (13466, 1569072), (16176, 1306202), (20199, 1046048), (26932, 784536), (32352, 653101), (32689, 646368), (40398, 523024), (53864, 392268), (65378, 323184), (80796, 261512), (98067, 215456), (107728, 196134), (130756, 161592)]