21314919808

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{1873}}^1$

素因数の和:2884

約数の個数: 128

約数和(自身を含む): 52343968320

約数和(自身を除く): 31029048512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 977, 1456, 1664, 1873, 1954, 2912, 3746, 3908, 5824, 6839, 7492, 7816, 11648, 12701, 13111, 13678, 14984, 15632, 24349, 25402, 26222, 27356, 29968, 31264, 48698, 50804, 52444, 54712, 59936, 62528, 88907, 97396, 101608, 104888, 109424, 119872, 125056, 170443, 177814, 194792, 203216, 209776, 218848, 239744, 340886, 355628, 389584, 406432, 419552, 437696, 681772, 711256, 779168, 812864, 839104, 875392, 1363544, 1422512, 1558336, 1625728, 1678208, 1829921, 2727088, 2845024, 3116672, 3659842, 5454176, 5690048, 7319684, 10908352, 11380096, 12809447, 14639368, 21816704, 23788973, 25618894, 29278736, 47577946, 51237788, 58557472, 95155892, 102475576, 117114944, 166522811, 190311784, 204951152, 234229888, 333045622, 380623568, 409902304, 666091244, 761247136, 819804608, 1332182488, 1522494272, 1639609216, 2664364976, 3044988544, 5328729952, 10657459904, 21314919808]

約数ペア:

[(1, 21314919808), (2, 10657459904), (4, 5328729952), (7, 3044988544), (8, 2664364976), (13, 1639609216), (14, 1522494272), (16, 1332182488), (26, 819804608), (28, 761247136), (32, 666091244), (52, 409902304), (56, 380623568), (64, 333045622), (91, 234229888), (104, 204951152), (112, 190311784), (128, 166522811), (182, 117114944), (208, 102475576), (224, 95155892), (364, 58557472), (416, 51237788), (448, 47577946), (728, 29278736), (832, 25618894), (896, 23788973), (977, 21816704), (1456, 14639368), (1664, 12809447), (1873, 11380096), (1954, 10908352), (2912, 7319684), (3746, 5690048), (3908, 5454176), (5824, 3659842), (6839, 3116672), (7492, 2845024), (7816, 2727088), (11648, 1829921), (12701, 1678208), (13111, 1625728), (13678, 1558336), (14984, 1422512), (15632, 1363544), (24349, 875392), (25402, 839104), (26222, 812864), (27356, 779168), (29968, 711256), (31264, 681772), (48698, 437696), (50804, 419552), (52444, 406432), (54712, 389584), (59936, 355628), (62528, 340886), (88907, 239744), (97396, 218848), (101608, 209776), (104888, 203216), (109424, 194792), (119872, 177814), (125056, 170443)]