21090969216

素因数分解:

$2^7\times 3^5\times {\mathrm{17}}^1\times {\mathrm{39887}}^1$

素因数の和:39933

約数の個数: 192

約数和(自身を含む): 66643274880

約数和(自身を除く): 45552305664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 81, 96, 102, 108, 128, 136, 144, 153, 162, 192, 204, 216, 243, 272, 288, 306, 324, 384, 408, 432, 459, 486, 544, 576, 612, 648, 816, 864, 918, 972, 1088, 1152, 1224, 1296, 1377, 1632, 1728, 1836, 1944, 2176, 2448, 2592, 2754, 3264, 3456, 3672, 3888, 4131, 4896, 5184, 5508, 6528, 7344, 7776, 8262, 9792, 10368, 11016, 14688, 15552, 16524, 19584, 22032, 29376, 31104, 33048, 39887, 44064, 58752, 66096, 79774, 88128, 119661, 132192, 159548, 176256, 239322, 264384, 319096, 358983, 478644, 528768, 638192, 678079, 717966, 957288, 1076949, 1276384, 1356158, 1435932, 1914576, 2034237, 2153898, 2552768, 2712316, 2871864, 3230847, 3829152, 4068474, 4307796, 5105536, 5424632, 5743728, 6102711, 6461694, 7658304, 8136948, 8615592, 9692541, 10849264, 11487456, 12205422, 12923388, 15316608, 16273896, 17231184, 18308133, 19385082, 21698528, 22974912, 24410844, 25846776, 32547792, 34462368, 36616266, 38770164, 43397056, 45949824, 48821688, 51693552, 54924399, 65095584, 68924736, 73232532, 77540328, 86794112, 97643376, 103387104, 109848798, 130191168, 137849472, 146465064, 155080656, 164773197, 195286752, 206774208, 219697596, 260382336, 292930128, 310161312, 329546394, 390573504, 413548416, 439395192, 585860256, 620322624, 659092788, 781147008, 878790384, 1171720512, 1240645248, 1318185576, 1757580768, 2343441024, 2636371152, 3515161536, 5272742304, 7030323072, 10545484608, 21090969216]

約数ペア:

[(1, 21090969216), (2, 10545484608), (3, 7030323072), (4, 5272742304), (6, 3515161536), (8, 2636371152), (9, 2343441024), (12, 1757580768), (16, 1318185576), (17, 1240645248), (18, 1171720512), (24, 878790384), (27, 781147008), (32, 659092788), (34, 620322624), (36, 585860256), (48, 439395192), (51, 413548416), (54, 390573504), (64, 329546394), (68, 310161312), (72, 292930128), (81, 260382336), (96, 219697596), (102, 206774208), (108, 195286752), (128, 164773197), (136, 155080656), (144, 146465064), (153, 137849472), (162, 130191168), (192, 109848798), (204, 103387104), (216, 97643376), (243, 86794112), (272, 77540328), (288, 73232532), (306, 68924736), (324, 65095584), (384, 54924399), (408, 51693552), (432, 48821688), (459, 45949824), (486, 43397056), (544, 38770164), (576, 36616266), (612, 34462368), (648, 32547792), (816, 25846776), (864, 24410844), (918, 22974912), (972, 21698528), (1088, 19385082), (1152, 18308133), (1224, 17231184), (1296, 16273896), (1377, 15316608), (1632, 12923388), (1728, 12205422), (1836, 11487456), (1944, 10849264), (2176, 9692541), (2448, 8615592), (2592, 8136948), (2754, 7658304), (3264, 6461694), (3456, 6102711), (3672, 5743728), (3888, 5424632), (4131, 5105536), (4896, 4307796), (5184, 4068474), (5508, 3829152), (6528, 3230847), (7344, 2871864), (7776, 2712316), (8262, 2552768), (9792, 2153898), (10368, 2034237), (11016, 1914576), (14688, 1435932), (15552, 1356158), (16524, 1276384), (19584, 1076949), (22032, 957288), (29376, 717966), (31104, 678079), (33048, 638192), (39887, 528768), (44064, 478644), (58752, 358983), (66096, 319096), (79774, 264384), (88128, 239322), (119661, 176256), (132192, 159548)]