21861397740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{38873}}^1$

素因数の和:39008

約数の個数: 192

約数和(自身を含む): 76071131136

約数和(自身を除く): 54209733396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 103, 105, 130, 140, 156, 182, 195, 206, 210, 260, 273, 309, 364, 390, 412, 420, 455, 515, 546, 618, 721, 780, 910, 1030, 1092, 1236, 1339, 1365, 1442, 1545, 1820, 2060, 2163, 2678, 2730, 2884, 3090, 3605, 4017, 4326, 5356, 5460, 6180, 6695, 7210, 8034, 8652, 9373, 10815, 13390, 14420, 16068, 18746, 20085, 21630, 26780, 28119, 37492, 38873, 40170, 43260, 46865, 56238, 77746, 80340, 93730, 112476, 116619, 140595, 155492, 187460, 194365, 233238, 272111, 281190, 388730, 466476, 505349, 544222, 562380, 583095, 777460, 816333, 1010698, 1088444, 1166190, 1360555, 1516047, 1632666, 2021396, 2332380, 2526745, 2721110, 3032094, 3265332, 3537443, 4003919, 4081665, 5053490, 5442220, 6064188, 7074886, 7580235, 8007838, 8163330, 10106980, 10612329, 12011757, 14149772, 15160470, 16015676, 16326660, 17687215, 20019595, 21224658, 24023514, 28027433, 30320940, 35374430, 40039190, 42449316, 48047028, 52050947, 53061645, 56054866, 60058785, 70748860, 80078380, 84082299, 104101894, 106123290, 112109732, 120117570, 140137165, 156152841, 168164598, 208203788, 212246580, 240235140, 260254735, 280274330, 312305682, 336329196, 364356629, 420411495, 520509470, 560548660, 624611364, 728713258, 780764205, 840822990, 1041018940, 1093069887, 1457426516, 1561528410, 1681645980, 1821783145, 2186139774, 3123056820, 3643566290, 4372279548, 5465349435, 7287132580, 10930698870, 21861397740]

約数ペア:

[(1, 21861397740), (2, 10930698870), (3, 7287132580), (4, 5465349435), (5, 4372279548), (6, 3643566290), (7, 3123056820), (10, 2186139774), (12, 1821783145), (13, 1681645980), (14, 1561528410), (15, 1457426516), (20, 1093069887), (21, 1041018940), (26, 840822990), (28, 780764205), (30, 728713258), (35, 624611364), (39, 560548660), (42, 520509470), (52, 420411495), (60, 364356629), (65, 336329196), (70, 312305682), (78, 280274330), (84, 260254735), (91, 240235140), (103, 212246580), (105, 208203788), (130, 168164598), (140, 156152841), (156, 140137165), (182, 120117570), (195, 112109732), (206, 106123290), (210, 104101894), (260, 84082299), (273, 80078380), (309, 70748860), (364, 60058785), (390, 56054866), (412, 53061645), (420, 52050947), (455, 48047028), (515, 42449316), (546, 40039190), (618, 35374430), (721, 30320940), (780, 28027433), (910, 24023514), (1030, 21224658), (1092, 20019595), (1236, 17687215), (1339, 16326660), (1365, 16015676), (1442, 15160470), (1545, 14149772), (1820, 12011757), (2060, 10612329), (2163, 10106980), (2678, 8163330), (2730, 8007838), (2884, 7580235), (3090, 7074886), (3605, 6064188), (4017, 5442220), (4326, 5053490), (5356, 4081665), (5460, 4003919), (6180, 3537443), (6695, 3265332), (7210, 3032094), (8034, 2721110), (8652, 2526745), (9373, 2332380), (10815, 2021396), (13390, 1632666), (14420, 1516047), (16068, 1360555), (18746, 1166190), (20085, 1088444), (21630, 1010698), (26780, 816333), (28119, 777460), (37492, 583095), (38873, 562380), (40170, 544222), (43260, 505349), (46865, 466476), (56238, 388730), (77746, 281190), (80340, 272111), (93730, 233238), (112476, 194365), (116619, 187460), (140595, 155492)]