21036493872

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{9623}}^1$

素因数の和:9720

約数の個数: 240

約数和(自身を含む): 67019996160

約数和(自身を除く): 45983502288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 34, 36, 38, 47, 48, 51, 57, 68, 72, 76, 94, 102, 114, 136, 141, 144, 152, 153, 171, 188, 204, 228, 272, 282, 304, 306, 323, 342, 376, 408, 423, 456, 564, 612, 646, 684, 752, 799, 816, 846, 893, 912, 969, 1128, 1224, 1292, 1368, 1598, 1692, 1786, 1938, 2256, 2397, 2448, 2584, 2679, 2736, 2907, 3196, 3384, 3572, 3876, 4794, 5168, 5358, 5814, 6392, 6768, 7144, 7191, 7752, 8037, 9588, 9623, 10716, 11628, 12784, 14288, 14382, 15181, 15504, 16074, 19176, 19246, 21432, 23256, 28764, 28869, 30362, 32148, 38352, 38492, 42864, 45543, 46512, 57528, 57738, 60724, 64296, 76984, 86607, 91086, 115056, 115476, 121448, 128592, 136629, 153968, 163591, 173214, 182172, 182837, 230952, 242896, 273258, 327182, 346428, 364344, 365674, 452281, 461904, 490773, 546516, 548511, 654364, 692856, 728688, 731348, 904562, 981546, 1093032, 1097022, 1308728, 1356843, 1385712, 1462696, 1472319, 1645533, 1809124, 1963092, 2186064, 2194044, 2617456, 2713686, 2925392, 2944638, 3108229, 3291066, 3618248, 3926184, 4070529, 4388088, 5427372, 5889276, 6216458, 6582132, 7236496, 7688777, 7852368, 8141058, 8593339, 8776176, 9324687, 10854744, 11778552, 12432916, 13164264, 15377554, 16282116, 17186678, 18649374, 21709488, 23066331, 23557104, 24865832, 25780017, 26328528, 27974061, 30755108, 32564232, 34373356, 37298748, 46132662, 49731664, 51560034, 55948122, 61510216, 65128464, 68746712, 69198993, 74597496, 77340051, 92265324, 103120068, 111896244, 123020432, 137493424, 138397986, 146086763, 149194992, 154680102, 184530648, 206240136, 223792488, 276795972, 292173526, 309360204, 369061296, 412480272, 438260289, 447584976, 553591944, 584347052, 618720408, 876520578, 1107183888, 1168694104, 1237440816, 1314780867, 1753041156, 2337388208, 2629561734, 3506082312, 5259123468, 7012164624, 10518246936, 21036493872]

約数ペア:

[(1, 21036493872), (2, 10518246936), (3, 7012164624), (4, 5259123468), (6, 3506082312), (8, 2629561734), (9, 2337388208), (12, 1753041156), (16, 1314780867), (17, 1237440816), (18, 1168694104), (19, 1107183888), (24, 876520578), (34, 618720408), (36, 584347052), (38, 553591944), (47, 447584976), (48, 438260289), (51, 412480272), (57, 369061296), (68, 309360204), (72, 292173526), (76, 276795972), (94, 223792488), (102, 206240136), (114, 184530648), (136, 154680102), (141, 149194992), (144, 146086763), (152, 138397986), (153, 137493424), (171, 123020432), (188, 111896244), (204, 103120068), (228, 92265324), (272, 77340051), (282, 74597496), (304, 69198993), (306, 68746712), (323, 65128464), (342, 61510216), (376, 55948122), (408, 51560034), (423, 49731664), (456, 46132662), (564, 37298748), (612, 34373356), (646, 32564232), (684, 30755108), (752, 27974061), (799, 26328528), (816, 25780017), (846, 24865832), (893, 23557104), (912, 23066331), (969, 21709488), (1128, 18649374), (1224, 17186678), (1292, 16282116), (1368, 15377554), (1598, 13164264), (1692, 12432916), (1786, 11778552), (1938, 10854744), (2256, 9324687), (2397, 8776176), (2448, 8593339), (2584, 8141058), (2679, 7852368), (2736, 7688777), (2907, 7236496), (3196, 6582132), (3384, 6216458), (3572, 5889276), (3876, 5427372), (4794, 4388088), (5168, 4070529), (5358, 3926184), (5814, 3618248), (6392, 3291066), (6768, 3108229), (7144, 2944638), (7191, 2925392), (7752, 2713686), (8037, 2617456), (9588, 2194044), (9623, 2186064), (10716, 1963092), (11628, 1809124), (12784, 1645533), (14288, 1472319), (14382, 1462696), (15181, 1385712), (15504, 1356843), (16074, 1308728), (19176, 1097022), (19246, 1093032), (21432, 981546), (23256, 904562), (28764, 731348), (28869, 728688), (30362, 692856), (32148, 654364), (38352, 548511), (38492, 546516), (42864, 490773), (45543, 461904), (46512, 452281), (57528, 365674), (57738, 364344), (60724, 346428), (64296, 327182), (76984, 273258), (86607, 242896), (91086, 230952), (115056, 182837), (115476, 182172), (121448, 173214), (128592, 163591), (136629, 153968)]