21752804052

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{3037}}^1$

素因数の和:3758

約数の個数: 144

約数和(自身を含む): 64421348992

約数和(自身を除く): 42668544940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 661, 774, 903, 1204, 1322, 1548, 1806, 1983, 2644, 2709, 3037, 3612, 3966, 4627, 5418, 5949, 6074, 7932, 9111, 9254, 10836, 11898, 12148, 13881, 18222, 18508, 21259, 23796, 27333, 27762, 28423, 36444, 41643, 42518, 54666, 55524, 56846, 63777, 83286, 85036, 85269, 109332, 113692, 127554, 130591, 166572, 170538, 191331, 198961, 255108, 255807, 261182, 341076, 382662, 391773, 397922, 511614, 522364, 596883, 765324, 783546, 795844, 914137, 1023228, 1175319, 1193766, 1567092, 1790649, 1828274, 2007457, 2350638, 2387532, 2742411, 3581298, 3656548, 4014914, 4701276, 5484822, 6022371, 7162596, 8029828, 8227233, 10969644, 12044742, 14052199, 16454466, 18067113, 24089484, 28104398, 32908932, 36134226, 42156597, 56208796, 72268452, 84313194, 86320651, 126469791, 168626388, 172641302, 252939582, 258961953, 345282604, 505879164, 517923906, 604244557, 776885859, 1035847812, 1208489114, 1553771718, 1812733671, 2416978228, 3107543436, 3625467342, 5438201013, 7250934684, 10876402026, 21752804052]

約数ペア:

[(1, 21752804052), (2, 10876402026), (3, 7250934684), (4, 5438201013), (6, 3625467342), (7, 3107543436), (9, 2416978228), (12, 1812733671), (14, 1553771718), (18, 1208489114), (21, 1035847812), (28, 776885859), (36, 604244557), (42, 517923906), (43, 505879164), (63, 345282604), (84, 258961953), (86, 252939582), (126, 172641302), (129, 168626388), (172, 126469791), (252, 86320651), (258, 84313194), (301, 72268452), (387, 56208796), (516, 42156597), (602, 36134226), (661, 32908932), (774, 28104398), (903, 24089484), (1204, 18067113), (1322, 16454466), (1548, 14052199), (1806, 12044742), (1983, 10969644), (2644, 8227233), (2709, 8029828), (3037, 7162596), (3612, 6022371), (3966, 5484822), (4627, 4701276), (5418, 4014914), (5949, 3656548), (6074, 3581298), (7932, 2742411), (9111, 2387532), (9254, 2350638), (10836, 2007457), (11898, 1828274), (12148, 1790649), (13881, 1567092), (18222, 1193766), (18508, 1175319), (21259, 1023228), (23796, 914137), (27333, 795844), (27762, 783546), (28423, 765324), (36444, 596883), (41643, 522364), (42518, 511614), (54666, 397922), (55524, 391773), (56846, 382662), (63777, 341076), (83286, 261182), (85036, 255807), (85269, 255108), (109332, 198961), (113692, 191331), (127554, 170538), (130591, 166572)]