21000953358

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:764

約数の個数: 288

約数和(自身を含む): 59794076160

約数和(自身を除く): 38793122802

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 37, 42, 59, 63, 66, 74, 77, 99, 111, 118, 121, 126, 154, 177, 198, 222, 231, 242, 259, 333, 354, 363, 407, 413, 462, 518, 531, 631, 649, 666, 693, 726, 777, 814, 826, 847, 1062, 1089, 1221, 1239, 1262, 1298, 1386, 1554, 1694, 1893, 1947, 2178, 2183, 2331, 2442, 2478, 2541, 2849, 3663, 3717, 3786, 3894, 4366, 4417, 4477, 4543, 4662, 5082, 5679, 5698, 5841, 6549, 6941, 7139, 7326, 7434, 7623, 8547, 8834, 8954, 9086, 11358, 11682, 13098, 13251, 13431, 13629, 13882, 14278, 15246, 15281, 17094, 19647, 20823, 21417, 23347, 24013, 25641, 26502, 26862, 27258, 30562, 31339, 37229, 39294, 39753, 40293, 40887, 41646, 42834, 45843, 46694, 48026, 48587, 49973, 51282, 62469, 62678, 64251, 70041, 72039, 74458, 76351, 79506, 80586, 81774, 91686, 94017, 97174, 99946, 111687, 124938, 128502, 137529, 140082, 144078, 145761, 149919, 152702, 163429, 168091, 188034, 210123, 216117, 223374, 229053, 256817, 260603, 264143, 275058, 282051, 291522, 299838, 326858, 335061, 336182, 409519, 420246, 432234, 437283, 449757, 458106, 490287, 504273, 513634, 521206, 528286, 534457, 564102, 670122, 687159, 770451, 781809, 792429, 819038, 874566, 899514, 980574, 1008546, 1068914, 1228557, 1374318, 1377473, 1470861, 1512819, 1540902, 1563618, 1584858, 1603371, 1797719, 1849001, 2311353, 2345427, 2377287, 2457114, 2754946, 2824987, 2866633, 2941722, 3025638, 3206742, 3595438, 3685671, 3698002, 4132419, 4504709, 4622706, 4690854, 4754574, 4810113, 5393157, 5547003, 5649974, 5733266, 7371342, 8264838, 8474961, 8599899, 9009418, 9620226, 9642311, 10786314, 11094006, 12397257, 13514127, 15152203, 16179471, 16641009, 16949922, 17199798, 19284622, 19774909, 24794514, 25424883, 25799697, 27028254, 28926933, 30304406, 31532963, 32358942, 33282018, 39549818, 40542381, 45456609, 50849766, 51599394, 57853866, 59324727, 63065926, 81084762, 86780799, 90913218, 94598889, 106065421, 118649454, 136369827, 166674233, 173561598, 177974181, 189197778, 212130842, 272739654, 283796667, 318196263, 333348466, 355948362, 500022699, 567593334, 636392526, 954588789, 1000045398, 1166719631, 1500068097, 1909177578, 2333439262, 3000136194, 3500158893, 7000317786, 10500476679, 21000953358]

約数ペア:

[(1, 21000953358), (2, 10500476679), (3, 7000317786), (6, 3500158893), (7, 3000136194), (9, 2333439262), (11, 1909177578), (14, 1500068097), (18, 1166719631), (21, 1000045398), (22, 954588789), (33, 636392526), (37, 567593334), (42, 500022699), (59, 355948362), (63, 333348466), (66, 318196263), (74, 283796667), (77, 272739654), (99, 212130842), (111, 189197778), (118, 177974181), (121, 173561598), (126, 166674233), (154, 136369827), (177, 118649454), (198, 106065421), (222, 94598889), (231, 90913218), (242, 86780799), (259, 81084762), (333, 63065926), (354, 59324727), (363, 57853866), (407, 51599394), (413, 50849766), (462, 45456609), (518, 40542381), (531, 39549818), (631, 33282018), (649, 32358942), (666, 31532963), (693, 30304406), (726, 28926933), (777, 27028254), (814, 25799697), (826, 25424883), (847, 24794514), (1062, 19774909), (1089, 19284622), (1221, 17199798), (1239, 16949922), (1262, 16641009), (1298, 16179471), (1386, 15152203), (1554, 13514127), (1694, 12397257), (1893, 11094006), (1947, 10786314), (2178, 9642311), (2183, 9620226), (2331, 9009418), (2442, 8599899), (2478, 8474961), (2541, 8264838), (2849, 7371342), (3663, 5733266), (3717, 5649974), (3786, 5547003), (3894, 5393157), (4366, 4810113), (4417, 4754574), (4477, 4690854), (4543, 4622706), (4662, 4504709), (5082, 4132419), (5679, 3698002), (5698, 3685671), (5841, 3595438), (6549, 3206742), (6941, 3025638), (7139, 2941722), (7326, 2866633), (7434, 2824987), (7623, 2754946), (8547, 2457114), (8834, 2377287), (8954, 2345427), (9086, 2311353), (11358, 1849001), (11682, 1797719), (13098, 1603371), (13251, 1584858), (13431, 1563618), (13629, 1540902), (13882, 1512819), (14278, 1470861), (15246, 1377473), (15281, 1374318), (17094, 1228557), (19647, 1068914), (20823, 1008546), (21417, 980574), (23347, 899514), (24013, 874566), (25641, 819038), (26502, 792429), (26862, 781809), (27258, 770451), (30562, 687159), (31339, 670122), (37229, 564102), (39294, 534457), (39753, 528286), (40293, 521206), (40887, 513634), (41646, 504273), (42834, 490287), (45843, 458106), (46694, 449757), (48026, 437283), (48587, 432234), (49973, 420246), (51282, 409519), (62469, 336182), (62678, 335061), (64251, 326858), (70041, 299838), (72039, 291522), (74458, 282051), (76351, 275058), (79506, 264143), (80586, 260603), (81774, 256817), (91686, 229053), (94017, 223374), (97174, 216117), (99946, 210123), (111687, 188034), (124938, 168091), (128502, 163429), (137529, 152702), (140082, 149919), (144078, 145761)]