21131142384

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{374029}}^1$

素因数の和:374158

約数の個数: 80

約数和(自身を含む): 60108117120

約数和(自身を除く): 38976974736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 107, 132, 176, 214, 264, 321, 428, 528, 642, 856, 1177, 1284, 1712, 2354, 2568, 3531, 4708, 5136, 7062, 9416, 14124, 18832, 28248, 56496, 374029, 748058, 1122087, 1496116, 2244174, 2992232, 4114319, 4488348, 5984464, 8228638, 8976696, 12342957, 16457276, 17953392, 24685914, 32914552, 40021103, 49371828, 65829104, 80042206, 98743656, 120063309, 160084412, 197487312, 240126618, 320168824, 440232133, 480253236, 640337648, 880464266, 960506472, 1320696399, 1760928532, 1921012944, 2641392798, 3521857064, 5282785596, 7043714128, 10565571192, 21131142384]

約数ペア:

[(1, 21131142384), (2, 10565571192), (3, 7043714128), (4, 5282785596), (6, 3521857064), (8, 2641392798), (11, 1921012944), (12, 1760928532), (16, 1320696399), (22, 960506472), (24, 880464266), (33, 640337648), (44, 480253236), (48, 440232133), (66, 320168824), (88, 240126618), (107, 197487312), (132, 160084412), (176, 120063309), (214, 98743656), (264, 80042206), (321, 65829104), (428, 49371828), (528, 40021103), (642, 32914552), (856, 24685914), (1177, 17953392), (1284, 16457276), (1712, 12342957), (2354, 8976696), (2568, 8228638), (3531, 5984464), (4708, 4488348), (5136, 4114319), (7062, 2992232), (9416, 2244174), (14124, 1496116), (18832, 1122087), (28248, 748058), (56496, 374029)]