21571753788

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{743}}^1$

素因数の和:946

約数の個数: 240

約数和(自身を含む): 62356383936

約数和(自身を除く): 40784630148

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 61, 78, 81, 108, 113, 117, 122, 156, 162, 183, 226, 234, 244, 324, 339, 351, 366, 452, 468, 549, 678, 702, 732, 743, 793, 1017, 1053, 1098, 1356, 1404, 1469, 1486, 1586, 1647, 2034, 2106, 2196, 2229, 2379, 2938, 2972, 3051, 3172, 3294, 4068, 4212, 4407, 4458, 4758, 4941, 5876, 6102, 6588, 6687, 6893, 7137, 8814, 8916, 9153, 9516, 9659, 9882, 12204, 13221, 13374, 13786, 14274, 17628, 18306, 19318, 19764, 20061, 20679, 21411, 26442, 26748, 27572, 28548, 28977, 36612, 38636, 39663, 40122, 41358, 42822, 45323, 52884, 57954, 60183, 62037, 64233, 79326, 80244, 82716, 83959, 85644, 86931, 89609, 90646, 115908, 118989, 120366, 124074, 128466, 135969, 158652, 167918, 173862, 179218, 181292, 186111, 237978, 240732, 248148, 251877, 256932, 260793, 268827, 271938, 335836, 347724, 358436, 372222, 407907, 475956, 503754, 521586, 537654, 543876, 558333, 589199, 744444, 755631, 782379, 806481, 815814, 1007508, 1043172, 1075308, 1091467, 1116666, 1178398, 1223721, 1511262, 1564758, 1612962, 1631628, 1767597, 2182934, 2233332, 2266893, 2356796, 2419443, 2447442, 3022524, 3129516, 3225924, 3274401, 3535194, 3671163, 4365868, 4533786, 4838886, 4894884, 5121499, 5302791, 6548802, 6800679, 7070388, 7258329, 7342326, 9067572, 9677772, 9823203, 10242998, 10605582, 13097604, 13601358, 14516658, 14684652, 15364497, 15908373, 19646406, 20485996, 21211164, 27202716, 29033316, 29469609, 30728994, 31816746, 39292812, 46093491, 47725119, 58939218, 61457988, 63633492, 66579487, 88408827, 92186982, 95450238, 117878436, 133158974, 138280473, 176817654, 184373964, 190900476, 199738461, 266317948, 276560946, 353635308, 399476922, 414841419, 553121892, 599215383, 798953844, 829682838, 1198430766, 1659365676, 1797646149, 2396861532, 3595292298, 5392938447, 7190584596, 10785876894, 21571753788]

約数ペア:

[(1, 21571753788), (2, 10785876894), (3, 7190584596), (4, 5392938447), (6, 3595292298), (9, 2396861532), (12, 1797646149), (13, 1659365676), (18, 1198430766), (26, 829682838), (27, 798953844), (36, 599215383), (39, 553121892), (52, 414841419), (54, 399476922), (61, 353635308), (78, 276560946), (81, 266317948), (108, 199738461), (113, 190900476), (117, 184373964), (122, 176817654), (156, 138280473), (162, 133158974), (183, 117878436), (226, 95450238), (234, 92186982), (244, 88408827), (324, 66579487), (339, 63633492), (351, 61457988), (366, 58939218), (452, 47725119), (468, 46093491), (549, 39292812), (678, 31816746), (702, 30728994), (732, 29469609), (743, 29033316), (793, 27202716), (1017, 21211164), (1053, 20485996), (1098, 19646406), (1356, 15908373), (1404, 15364497), (1469, 14684652), (1486, 14516658), (1586, 13601358), (1647, 13097604), (2034, 10605582), (2106, 10242998), (2196, 9823203), (2229, 9677772), (2379, 9067572), (2938, 7342326), (2972, 7258329), (3051, 7070388), (3172, 6800679), (3294, 6548802), (4068, 5302791), (4212, 5121499), (4407, 4894884), (4458, 4838886), (4758, 4533786), (4941, 4365868), (5876, 3671163), (6102, 3535194), (6588, 3274401), (6687, 3225924), (6893, 3129516), (7137, 3022524), (8814, 2447442), (8916, 2419443), (9153, 2356796), (9516, 2266893), (9659, 2233332), (9882, 2182934), (12204, 1767597), (13221, 1631628), (13374, 1612962), (13786, 1564758), (14274, 1511262), (17628, 1223721), (18306, 1178398), (19318, 1116666), (19764, 1091467), (20061, 1075308), (20679, 1043172), (21411, 1007508), (26442, 815814), (26748, 806481), (27572, 782379), (28548, 755631), (28977, 744444), (36612, 589199), (38636, 558333), (39663, 543876), (40122, 537654), (41358, 521586), (42822, 503754), (45323, 475956), (52884, 407907), (57954, 372222), (60183, 358436), (62037, 347724), (64233, 335836), (79326, 271938), (80244, 268827), (82716, 260793), (83959, 256932), (85644, 251877), (86931, 248148), (89609, 240732), (90646, 237978), (115908, 186111), (118989, 181292), (120366, 179218), (124074, 173862), (128466, 167918), (135969, 158652)]