21965953020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{3691}}^1$

素因数の和:3912

約数の個数: 192

約数和(自身を含む): 68595351552

約数和(自身を除く): 46629398532

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 127, 132, 142, 165, 213, 220, 254, 284, 330, 355, 381, 426, 508, 635, 660, 710, 762, 781, 852, 1065, 1270, 1397, 1420, 1524, 1562, 1905, 2130, 2343, 2540, 2794, 3124, 3691, 3810, 3905, 4191, 4260, 4686, 5588, 6985, 7382, 7620, 7810, 8382, 9017, 9372, 11073, 11715, 13970, 14764, 15620, 16764, 18034, 18455, 20955, 22146, 23430, 27051, 27940, 36068, 36910, 40601, 41910, 44292, 45085, 46860, 54102, 55365, 73820, 81202, 83820, 90170, 99187, 108204, 110730, 121803, 135255, 162404, 180340, 198374, 203005, 221460, 243606, 262061, 270510, 297561, 396748, 406010, 468757, 487212, 495935, 524122, 541020, 595122, 609015, 786183, 812020, 937514, 991870, 1048244, 1190244, 1218030, 1310305, 1406271, 1487805, 1572366, 1875028, 1983740, 2343785, 2436060, 2620610, 2812542, 2882671, 2975610, 3144732, 3930915, 4687570, 5156327, 5241220, 5625084, 5765342, 5951220, 7031355, 7861830, 8648013, 9375140, 10312654, 11530684, 14062710, 14413355, 15468981, 15723660, 17296026, 20625308, 25781635, 28125420, 28826710, 30937962, 33281747, 34592052, 43240065, 51563270, 57653420, 61875924, 66563494, 77344905, 86480130, 99845241, 103126540, 133126988, 154689810, 166408735, 172960260, 199690482, 309379620, 332817470, 366099217, 399380964, 499226205, 665634940, 732198434, 998452410, 1098297651, 1464396868, 1830496085, 1996904820, 2196595302, 3660992170, 4393190604, 5491488255, 7321984340, 10982976510, 21965953020]

約数ペア:

[(1, 21965953020), (2, 10982976510), (3, 7321984340), (4, 5491488255), (5, 4393190604), (6, 3660992170), (10, 2196595302), (11, 1996904820), (12, 1830496085), (15, 1464396868), (20, 1098297651), (22, 998452410), (30, 732198434), (33, 665634940), (44, 499226205), (55, 399380964), (60, 366099217), (66, 332817470), (71, 309379620), (110, 199690482), (127, 172960260), (132, 166408735), (142, 154689810), (165, 133126988), (213, 103126540), (220, 99845241), (254, 86480130), (284, 77344905), (330, 66563494), (355, 61875924), (381, 57653420), (426, 51563270), (508, 43240065), (635, 34592052), (660, 33281747), (710, 30937962), (762, 28826710), (781, 28125420), (852, 25781635), (1065, 20625308), (1270, 17296026), (1397, 15723660), (1420, 15468981), (1524, 14413355), (1562, 14062710), (1905, 11530684), (2130, 10312654), (2343, 9375140), (2540, 8648013), (2794, 7861830), (3124, 7031355), (3691, 5951220), (3810, 5765342), (3905, 5625084), (4191, 5241220), (4260, 5156327), (4686, 4687570), (5588, 3930915), (6985, 3144732), (7382, 2975610), (7620, 2882671), (7810, 2812542), (8382, 2620610), (9017, 2436060), (9372, 2343785), (11073, 1983740), (11715, 1875028), (13970, 1572366), (14764, 1487805), (15620, 1406271), (16764, 1310305), (18034, 1218030), (18455, 1190244), (20955, 1048244), (22146, 991870), (23430, 937514), (27051, 812020), (27940, 786183), (36068, 609015), (36910, 595122), (40601, 541020), (41910, 524122), (44292, 495935), (45085, 487212), (46860, 468757), (54102, 406010), (55365, 396748), (73820, 297561), (81202, 270510), (83820, 262061), (90170, 243606), (99187, 221460), (108204, 203005), (110730, 198374), (121803, 180340), (135255, 162404)]