21167648136

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{31643}}^1$

素因数の和:31840

約数の個数: 128

約数和(自身を含む): 62275392000

約数和(自身を除く): 41107743864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 163, 171, 216, 228, 326, 342, 456, 489, 513, 652, 684, 978, 1026, 1304, 1368, 1467, 1956, 2052, 2934, 3097, 3912, 4104, 4401, 5868, 6194, 8802, 9291, 11736, 12388, 17604, 18582, 24776, 27873, 31643, 35208, 37164, 55746, 63286, 74328, 83619, 94929, 111492, 126572, 167238, 189858, 222984, 253144, 284787, 334476, 379716, 569574, 601217, 668952, 759432, 854361, 1139148, 1202434, 1708722, 1803651, 2278296, 2404868, 3417444, 3607302, 4809736, 5157809, 5410953, 6834888, 7214604, 10315618, 10821906, 14429208, 15473427, 16232859, 20631236, 21643812, 30946854, 32465718, 41262472, 43287624, 46420281, 61893708, 64931436, 92840562, 97998371, 123787416, 129862872, 139260843, 185681124, 195996742, 278521686, 293995113, 371362248, 391993484, 557043372, 587990226, 783986968, 881985339, 1114086744, 1175980452, 1763970678, 2351960904, 2645956017, 3527941356, 5291912034, 7055882712, 10583824068, 21167648136]

約数ペア:

[(1, 21167648136), (2, 10583824068), (3, 7055882712), (4, 5291912034), (6, 3527941356), (8, 2645956017), (9, 2351960904), (12, 1763970678), (18, 1175980452), (19, 1114086744), (24, 881985339), (27, 783986968), (36, 587990226), (38, 557043372), (54, 391993484), (57, 371362248), (72, 293995113), (76, 278521686), (108, 195996742), (114, 185681124), (152, 139260843), (163, 129862872), (171, 123787416), (216, 97998371), (228, 92840562), (326, 64931436), (342, 61893708), (456, 46420281), (489, 43287624), (513, 41262472), (652, 32465718), (684, 30946854), (978, 21643812), (1026, 20631236), (1304, 16232859), (1368, 15473427), (1467, 14429208), (1956, 10821906), (2052, 10315618), (2934, 7214604), (3097, 6834888), (3912, 5410953), (4104, 5157809), (4401, 4809736), (5868, 3607302), (6194, 3417444), (8802, 2404868), (9291, 2278296), (11736, 1803651), (12388, 1708722), (17604, 1202434), (18582, 1139148), (24776, 854361), (27873, 759432), (31643, 668952), (35208, 601217), (37164, 569574), (55746, 379716), (63286, 334476), (74328, 284787), (83619, 253144), (94929, 222984), (111492, 189858), (126572, 167238)]