21648341988

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{1609}}^1$

素因数の和:1716

約数の個数: 288

約数和(自身を含む): 71038867200

約数和(自身を除く): 49390525212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 37, 39, 42, 52, 54, 63, 74, 78, 84, 91, 108, 111, 117, 126, 148, 156, 182, 189, 222, 234, 252, 259, 273, 333, 351, 364, 378, 444, 468, 481, 518, 546, 666, 702, 756, 777, 819, 962, 999, 1036, 1092, 1332, 1369, 1404, 1443, 1554, 1609, 1638, 1924, 1998, 2331, 2457, 2738, 2886, 3108, 3218, 3276, 3367, 3996, 4107, 4329, 4662, 4827, 4914, 5476, 5772, 6436, 6734, 6993, 8214, 8658, 9324, 9583, 9654, 9828, 10101, 11263, 12321, 12987, 13468, 13986, 14481, 16428, 17316, 17797, 19166, 19308, 20202, 20917, 22526, 24642, 25974, 27972, 28749, 28962, 30303, 33789, 35594, 36963, 38332, 40404, 41834, 43443, 45052, 49284, 51948, 53391, 57498, 57924, 59533, 60606, 62751, 67578, 71188, 73926, 83668, 86247, 86886, 90909, 101367, 106782, 114996, 119066, 121212, 124579, 125502, 135156, 146419, 147852, 160173, 172494, 173772, 178599, 181818, 188253, 202734, 213564, 238132, 249158, 251004, 258741, 292838, 304101, 320346, 344988, 357198, 363636, 373737, 376506, 405468, 416731, 439257, 480519, 498316, 517482, 535797, 564759, 585676, 608202, 640692, 714396, 747474, 753012, 773929, 833462, 878514, 961038, 1034964, 1071594, 1121211, 1129518, 1216404, 1250193, 1317771, 1494948, 1547858, 1607391, 1666924, 1757028, 1922076, 2143188, 2202721, 2242422, 2259036, 2321787, 2500386, 2635542, 3095716, 3214782, 3363633, 3750579, 3953313, 4405442, 4484844, 4643574, 5000772, 5271084, 5417503, 6429564, 6608163, 6727266, 6965361, 7501158, 7906626, 8810884, 9287148, 10835006, 11251737, 13216326, 13454532, 13930722, 15002316, 15419047, 15813252, 16252509, 19824489, 20896083, 21670012, 22503474, 26432652, 27861444, 28635373, 30838094, 32505018, 39648978, 41792166, 45006948, 46257141, 48757527, 57270746, 59473467, 61676188, 65010036, 79297956, 83584332, 85906119, 92514282, 97515054, 114541492, 118946934, 138771423, 146272581, 171812238, 185028564, 195030108, 200447611, 237893868, 257718357, 277542846, 292545162, 343624476, 400895222, 416314269, 515436714, 555085692, 585090324, 601342833, 773155071, 801790444, 832628538, 1030873428, 1202685666, 1546310142, 1665257076, 1804028499, 2405371332, 3092620284, 3608056998, 5412085497, 7216113996, 10824170994, 21648341988]

約数ペア:

[(1, 21648341988), (2, 10824170994), (3, 7216113996), (4, 5412085497), (6, 3608056998), (7, 3092620284), (9, 2405371332), (12, 1804028499), (13, 1665257076), (14, 1546310142), (18, 1202685666), (21, 1030873428), (26, 832628538), (27, 801790444), (28, 773155071), (36, 601342833), (37, 585090324), (39, 555085692), (42, 515436714), (52, 416314269), (54, 400895222), (63, 343624476), (74, 292545162), (78, 277542846), (84, 257718357), (91, 237893868), (108, 200447611), (111, 195030108), (117, 185028564), (126, 171812238), (148, 146272581), (156, 138771423), (182, 118946934), (189, 114541492), (222, 97515054), (234, 92514282), (252, 85906119), (259, 83584332), (273, 79297956), (333, 65010036), (351, 61676188), (364, 59473467), (378, 57270746), (444, 48757527), (468, 46257141), (481, 45006948), (518, 41792166), (546, 39648978), (666, 32505018), (702, 30838094), (756, 28635373), (777, 27861444), (819, 26432652), (962, 22503474), (999, 21670012), (1036, 20896083), (1092, 19824489), (1332, 16252509), (1369, 15813252), (1404, 15419047), (1443, 15002316), (1554, 13930722), (1609, 13454532), (1638, 13216326), (1924, 11251737), (1998, 10835006), (2331, 9287148), (2457, 8810884), (2738, 7906626), (2886, 7501158), (3108, 6965361), (3218, 6727266), (3276, 6608163), (3367, 6429564), (3996, 5417503), (4107, 5271084), (4329, 5000772), (4662, 4643574), (4827, 4484844), (4914, 4405442), (5476, 3953313), (5772, 3750579), (6436, 3363633), (6734, 3214782), (6993, 3095716), (8214, 2635542), (8658, 2500386), (9324, 2321787), (9583, 2259036), (9654, 2242422), (9828, 2202721), (10101, 2143188), (11263, 1922076), (12321, 1757028), (12987, 1666924), (13468, 1607391), (13986, 1547858), (14481, 1494948), (16428, 1317771), (17316, 1250193), (17797, 1216404), (19166, 1129518), (19308, 1121211), (20202, 1071594), (20917, 1034964), (22526, 961038), (24642, 878514), (25974, 833462), (27972, 773929), (28749, 753012), (28962, 747474), (30303, 714396), (33789, 640692), (35594, 608202), (36963, 585676), (38332, 564759), (40404, 535797), (41834, 517482), (43443, 498316), (45052, 480519), (49284, 439257), (51948, 416731), (53391, 405468), (57498, 376506), (57924, 373737), (59533, 363636), (60606, 357198), (62751, 344988), (67578, 320346), (71188, 304101), (73926, 292838), (83668, 258741), (86247, 251004), (86886, 249158), (90909, 238132), (101367, 213564), (106782, 202734), (114996, 188253), (119066, 181818), (121212, 178599), (124579, 173772), (125502, 172494), (135156, 160173), (146419, 147852)]