21000590520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1069}}^1$

素因数の和:1367

約数の個数: 384

約数和(自身を含む): 79306516800

約数和(自身を除く): 58305926280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 257, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 514, 520, 546, 588, 637, 728, 735, 771, 780, 840, 910, 980, 1028, 1069, 1092, 1176, 1274, 1285, 1365, 1470, 1542, 1560, 1799, 1820, 1911, 1960, 2056, 2138, 2184, 2548, 2570, 2730, 2940, 3084, 3185, 3207, 3341, 3598, 3640, 3822, 3855, 4276, 5096, 5140, 5345, 5397, 5460, 5880, 6168, 6370, 6414, 6682, 7196, 7483, 7644, 7710, 8552, 8995, 9555, 10023, 10280, 10690, 10794, 10920, 12593, 12740, 12828, 13364, 13897, 14392, 14966, 15288, 15420, 16035, 16705, 17990, 19110, 20046, 21380, 21588, 22449, 23387, 25186, 25480, 25656, 26728, 26985, 27794, 29932, 30840, 32070, 33410, 35980, 37415, 37779, 38220, 40092, 41691, 42760, 43176, 44898, 46774, 50115, 50372, 52381, 53970, 55588, 59864, 62965, 64140, 66820, 69485, 70161, 71960, 74830, 75558, 76440, 80184, 83382, 89796, 93548, 97279, 100230, 100744, 104762, 107940, 111176, 112245, 116935, 125930, 128280, 133640, 138970, 140322, 149660, 151116, 157143, 163709, 166764, 179592, 187096, 188895, 194558, 200460, 208455, 209524, 215880, 224490, 233870, 251860, 261905, 274733, 277940, 280644, 291837, 299320, 302232, 314286, 327418, 333528, 350805, 377790, 389116, 400920, 416910, 419048, 448980, 467740, 486395, 491127, 503720, 523810, 549466, 555880, 561288, 583674, 628572, 654836, 680953, 701610, 755580, 778232, 785715, 818545, 824199, 833820, 897960, 935480, 972790, 982254, 1047620, 1098932, 1167348, 1257144, 1309672, 1361906, 1373665, 1403220, 1459185, 1511160, 1571430, 1637090, 1648398, 1667640, 1923131, 1945580, 1964508, 2042859, 2095240, 2197864, 2334696, 2455635, 2723812, 2747330, 2806440, 2918370, 3142860, 3274180, 3296796, 3404765, 3571529, 3846262, 3891160, 3929016, 4085718, 4120995, 4911270, 5447624, 5494660, 5769393, 5836740, 6285720, 6548360, 6593592, 6809530, 7143058, 7692524, 8171436, 8241990, 9615655, 9822540, 10214295, 10714587, 10989320, 11538786, 11673480, 13461917, 13619060, 14286116, 15385048, 16342872, 16483980, 17857645, 19231310, 19645080, 20428590, 21429174, 23077572, 25000703, 26923834, 27238120, 28572232, 28846965, 32967960, 35715290, 38462620, 40385751, 40857180, 42858348, 46155144, 50001406, 53572935, 53847668, 57693930, 67309585, 71430580, 75002109, 76925240, 80771502, 81714360, 85716696, 100002812, 107145870, 107695336, 115387860, 125003515, 134619170, 142861160, 150004218, 161543004, 175004921, 200005624, 201928755, 214291740, 230775720, 250007030, 269238340, 300008436, 323086008, 350009842, 375010545, 403857510, 428583480, 500014060, 525014763, 538476680, 600016872, 700019684, 750021090, 807715020, 875024605, 1000028120, 1050029526, 1400039368, 1500042180, 1615430040, 1750049210, 2100059052, 2625073815, 3000084360, 3500098420, 4200118104, 5250147630, 7000196840, 10500295260, 21000590520]

約数ペア:

[(1, 21000590520), (2, 10500295260), (3, 7000196840), (4, 5250147630), (5, 4200118104), (6, 3500098420), (7, 3000084360), (8, 2625073815), (10, 2100059052), (12, 1750049210), (13, 1615430040), (14, 1500042180), (15, 1400039368), (20, 1050029526), (21, 1000028120), (24, 875024605), (26, 807715020), (28, 750021090), (30, 700019684), (35, 600016872), (39, 538476680), (40, 525014763), (42, 500014060), (49, 428583480), (52, 403857510), (56, 375010545), (60, 350009842), (65, 323086008), (70, 300008436), (78, 269238340), (84, 250007030), (91, 230775720), (98, 214291740), (104, 201928755), (105, 200005624), (120, 175004921), (130, 161543004), (140, 150004218), (147, 142861160), (156, 134619170), (168, 125003515), (182, 115387860), (195, 107695336), (196, 107145870), (210, 100002812), (245, 85716696), (257, 81714360), (260, 80771502), (273, 76925240), (280, 75002109), (294, 71430580), (312, 67309585), (364, 57693930), (390, 53847668), (392, 53572935), (420, 50001406), (455, 46155144), (490, 42858348), (514, 40857180), (520, 40385751), (546, 38462620), (588, 35715290), (637, 32967960), (728, 28846965), (735, 28572232), (771, 27238120), (780, 26923834), (840, 25000703), (910, 23077572), (980, 21429174), (1028, 20428590), (1069, 19645080), (1092, 19231310), (1176, 17857645), (1274, 16483980), (1285, 16342872), (1365, 15385048), (1470, 14286116), (1542, 13619060), (1560, 13461917), (1799, 11673480), (1820, 11538786), (1911, 10989320), (1960, 10714587), (2056, 10214295), (2138, 9822540), (2184, 9615655), (2548, 8241990), (2570, 8171436), (2730, 7692524), (2940, 7143058), (3084, 6809530), (3185, 6593592), (3207, 6548360), (3341, 6285720), (3598, 5836740), (3640, 5769393), (3822, 5494660), (3855, 5447624), (4276, 4911270), (5096, 4120995), (5140, 4085718), (5345, 3929016), (5397, 3891160), (5460, 3846262), (5880, 3571529), (6168, 3404765), (6370, 3296796), (6414, 3274180), (6682, 3142860), (7196, 2918370), (7483, 2806440), (7644, 2747330), (7710, 2723812), (8552, 2455635), (8995, 2334696), (9555, 2197864), (10023, 2095240), (10280, 2042859), (10690, 1964508), (10794, 1945580), (10920, 1923131), (12593, 1667640), (12740, 1648398), (12828, 1637090), (13364, 1571430), (13897, 1511160), (14392, 1459185), (14966, 1403220), (15288, 1373665), (15420, 1361906), (16035, 1309672), (16705, 1257144), (17990, 1167348), (19110, 1098932), (20046, 1047620), (21380, 982254), (21588, 972790), (22449, 935480), (23387, 897960), (25186, 833820), (25480, 824199), (25656, 818545), (26728, 785715), (26985, 778232), (27794, 755580), (29932, 701610), (30840, 680953), (32070, 654836), (33410, 628572), (35980, 583674), (37415, 561288), (37779, 555880), (38220, 549466), (40092, 523810), (41691, 503720), (42760, 491127), (43176, 486395), (44898, 467740), (46774, 448980), (50115, 419048), (50372, 416910), (52381, 400920), (53970, 389116), (55588, 377790), (59864, 350805), (62965, 333528), (64140, 327418), (66820, 314286), (69485, 302232), (70161, 299320), (71960, 291837), (74830, 280644), (75558, 277940), (76440, 274733), (80184, 261905), (83382, 251860), (89796, 233870), (93548, 224490), (97279, 215880), (100230, 209524), (100744, 208455), (104762, 200460), (107940, 194558), (111176, 188895), (112245, 187096), (116935, 179592), (125930, 166764), (128280, 163709), (133640, 157143), (138970, 151116), (140322, 149660)]