21039592864

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{1451}}^1$

素因数の和:1850

約数の個数: 96

約数和(自身を含む): 43838226432

約数和(自身を除く): 22798633568

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 94, 124, 188, 248, 311, 376, 496, 622, 752, 992, 1244, 1451, 1457, 1504, 2488, 2902, 2914, 4976, 5804, 5828, 9641, 9952, 11608, 11656, 14617, 19282, 23216, 23312, 29234, 38564, 44981, 46432, 46624, 58468, 68197, 77128, 89962, 116936, 136394, 154256, 179924, 233872, 272788, 308512, 359848, 451261, 453127, 467744, 545576, 719696, 902522, 906254, 1091152, 1439392, 1805044, 1812508, 2114107, 2182304, 3610088, 3625016, 4228214, 7220176, 7250032, 8456428, 13989091, 14440352, 14500064, 16912856, 21209267, 27978182, 33825712, 42418534, 55956364, 67651424, 84837068, 111912728, 169674136, 223825456, 339348272, 447650912, 657487277, 678696544, 1314974554, 2629949108, 5259898216, 10519796432, 21039592864]

約数ペア:

[(1, 21039592864), (2, 10519796432), (4, 5259898216), (8, 2629949108), (16, 1314974554), (31, 678696544), (32, 657487277), (47, 447650912), (62, 339348272), (94, 223825456), (124, 169674136), (188, 111912728), (248, 84837068), (311, 67651424), (376, 55956364), (496, 42418534), (622, 33825712), (752, 27978182), (992, 21209267), (1244, 16912856), (1451, 14500064), (1457, 14440352), (1504, 13989091), (2488, 8456428), (2902, 7250032), (2914, 7220176), (4976, 4228214), (5804, 3625016), (5828, 3610088), (9641, 2182304), (9952, 2114107), (11608, 1812508), (11656, 1805044), (14617, 1439392), (19282, 1091152), (23216, 906254), (23312, 902522), (29234, 719696), (38564, 545576), (44981, 467744), (46432, 453127), (46624, 451261), (58468, 359848), (68197, 308512), (77128, 272788), (89962, 233872), (116936, 179924), (136394, 154256)]