21136686210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{11939}}^1$

素因数の和:12117

約数の個数: 128

約数和(自身を含む): 57770496000

約数和(自身を除く): 36633809790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 83, 90, 135, 158, 166, 237, 249, 270, 395, 415, 474, 498, 711, 747, 790, 830, 1185, 1245, 1422, 1494, 2133, 2241, 2370, 2490, 3555, 3735, 4266, 4482, 6557, 7110, 7470, 10665, 11205, 11939, 13114, 19671, 21330, 22410, 23878, 32785, 35817, 39342, 59013, 59695, 65570, 71634, 98355, 107451, 118026, 119390, 177039, 179085, 196710, 214902, 295065, 322353, 354078, 358170, 537255, 590130, 644706, 885195, 943181, 990937, 1074510, 1611765, 1770390, 1886362, 1981874, 2829543, 2972811, 3223530, 4715905, 4954685, 5659086, 5945622, 8488629, 8918433, 9431810, 9909370, 14147715, 14864055, 16977258, 17836866, 25465887, 26755299, 28295430, 29728110, 42443145, 44592165, 50931774, 53510598, 78284023, 84886290, 89184330, 127329435, 133776495, 156568046, 234852069, 254658870, 267552990, 391420115, 469704138, 704556207, 782840230, 1174260345, 1409112414, 2113668621, 2348520690, 3522781035, 4227337242, 7045562070, 10568343105, 21136686210]

約数ペア:

[(1, 21136686210), (2, 10568343105), (3, 7045562070), (5, 4227337242), (6, 3522781035), (9, 2348520690), (10, 2113668621), (15, 1409112414), (18, 1174260345), (27, 782840230), (30, 704556207), (45, 469704138), (54, 391420115), (79, 267552990), (83, 254658870), (90, 234852069), (135, 156568046), (158, 133776495), (166, 127329435), (237, 89184330), (249, 84886290), (270, 78284023), (395, 53510598), (415, 50931774), (474, 44592165), (498, 42443145), (711, 29728110), (747, 28295430), (790, 26755299), (830, 25465887), (1185, 17836866), (1245, 16977258), (1422, 14864055), (1494, 14147715), (2133, 9909370), (2241, 9431810), (2370, 8918433), (2490, 8488629), (3555, 5945622), (3735, 5659086), (4266, 4954685), (4482, 4715905), (6557, 3223530), (7110, 2972811), (7470, 2829543), (10665, 1981874), (11205, 1886362), (11939, 1770390), (13114, 1611765), (19671, 1074510), (21330, 990937), (22410, 943181), (23878, 885195), (32785, 644706), (35817, 590130), (39342, 537255), (59013, 358170), (59695, 354078), (65570, 322353), (71634, 295065), (98355, 214902), (107451, 196710), (118026, 179085), (119390, 177039)]