21217828170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1637}}^1$

素因数の和:1877

約数の個数: 256

約数和(自身を含む): 65938489344

約数和(自身を除く): 44720661174

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 31, 33, 35, 42, 55, 62, 66, 70, 77, 93, 105, 110, 154, 155, 165, 181, 186, 210, 217, 231, 310, 330, 341, 362, 385, 434, 462, 465, 543, 651, 682, 770, 905, 930, 1023, 1085, 1086, 1155, 1267, 1302, 1637, 1705, 1810, 1991, 2046, 2170, 2310, 2387, 2534, 2715, 3255, 3274, 3410, 3801, 3982, 4774, 4911, 5115, 5430, 5611, 5973, 6335, 6510, 7161, 7602, 8185, 9822, 9955, 10230, 11222, 11459, 11935, 11946, 12670, 13937, 14322, 16370, 16833, 18007, 19005, 19910, 22918, 23870, 24555, 27874, 28055, 29865, 33666, 34377, 35805, 36014, 38010, 39277, 41811, 49110, 50747, 54021, 56110, 57295, 59730, 61721, 68754, 69685, 71610, 78554, 83622, 84165, 90035, 101494, 108042, 114590, 117831, 123442, 126049, 139370, 152241, 168330, 171885, 180070, 185163, 196385, 209055, 235662, 252098, 253735, 270105, 296297, 304482, 308605, 343770, 355229, 370326, 378147, 392770, 418110, 432047, 507470, 540210, 558217, 589155, 592594, 617210, 630245, 710458, 756294, 761205, 864094, 888891, 925815, 1065687, 1116434, 1178310, 1260490, 1296141, 1481485, 1522410, 1674651, 1776145, 1777782, 1851630, 1890735, 2074079, 2131374, 2160235, 2592282, 2791085, 2962970, 3259267, 3349302, 3552290, 3781470, 3907519, 4148158, 4320470, 4444455, 5328435, 5582170, 6222237, 6480705, 6518534, 7815038, 8373255, 8888910, 9185207, 9777801, 10370395, 10656870, 11722557, 12444474, 12961410, 16296335, 16746510, 18370414, 19537595, 19555602, 20740790, 22814869, 23445114, 27555621, 31111185, 32592670, 39075190, 45629738, 45926035, 48889005, 55111242, 58612785, 62222370, 64296449, 68444607, 91852070, 97778010, 101037277, 114074345, 117225570, 128592898, 136889214, 137778105, 192889347, 202074554, 228148690, 275556210, 303111831, 321482245, 342223035, 385778694, 505186385, 606223662, 642964490, 684446070, 707260939, 964446735, 1010372770, 1414521878, 1515559155, 1928893470, 2121782817, 3031118310, 3536304695, 4243565634, 7072609390, 10608914085, 21217828170]

約数ペア:

[(1, 21217828170), (2, 10608914085), (3, 7072609390), (5, 4243565634), (6, 3536304695), (7, 3031118310), (10, 2121782817), (11, 1928893470), (14, 1515559155), (15, 1414521878), (21, 1010372770), (22, 964446735), (30, 707260939), (31, 684446070), (33, 642964490), (35, 606223662), (42, 505186385), (55, 385778694), (62, 342223035), (66, 321482245), (70, 303111831), (77, 275556210), (93, 228148690), (105, 202074554), (110, 192889347), (154, 137778105), (155, 136889214), (165, 128592898), (181, 117225570), (186, 114074345), (210, 101037277), (217, 97778010), (231, 91852070), (310, 68444607), (330, 64296449), (341, 62222370), (362, 58612785), (385, 55111242), (434, 48889005), (462, 45926035), (465, 45629738), (543, 39075190), (651, 32592670), (682, 31111185), (770, 27555621), (905, 23445114), (930, 22814869), (1023, 20740790), (1085, 19555602), (1086, 19537595), (1155, 18370414), (1267, 16746510), (1302, 16296335), (1637, 12961410), (1705, 12444474), (1810, 11722557), (1991, 10656870), (2046, 10370395), (2170, 9777801), (2310, 9185207), (2387, 8888910), (2534, 8373255), (2715, 7815038), (3255, 6518534), (3274, 6480705), (3410, 6222237), (3801, 5582170), (3982, 5328435), (4774, 4444455), (4911, 4320470), (5115, 4148158), (5430, 3907519), (5611, 3781470), (5973, 3552290), (6335, 3349302), (6510, 3259267), (7161, 2962970), (7602, 2791085), (8185, 2592282), (9822, 2160235), (9955, 2131374), (10230, 2074079), (11222, 1890735), (11459, 1851630), (11935, 1777782), (11946, 1776145), (12670, 1674651), (13937, 1522410), (14322, 1481485), (16370, 1296141), (16833, 1260490), (18007, 1178310), (19005, 1116434), (19910, 1065687), (22918, 925815), (23870, 888891), (24555, 864094), (27874, 761205), (28055, 756294), (29865, 710458), (33666, 630245), (34377, 617210), (35805, 592594), (36014, 589155), (38010, 558217), (39277, 540210), (41811, 507470), (49110, 432047), (50747, 418110), (54021, 392770), (56110, 378147), (57295, 370326), (59730, 355229), (61721, 343770), (68754, 308605), (69685, 304482), (71610, 296297), (78554, 270105), (83622, 253735), (84165, 252098), (90035, 235662), (101494, 209055), (108042, 196385), (114590, 185163), (117831, 180070), (123442, 171885), (126049, 168330), (139370, 152241)]