21406367976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{9929}}^1$

素因数の和:10299

約数の個数: 128

約数和(自身を含む): 62859283200

約数和(自身を除く): 41452915224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 313, 328, 492, 574, 626, 861, 939, 984, 1148, 1252, 1722, 1878, 2191, 2296, 2504, 3444, 3756, 4382, 6573, 6888, 7512, 8764, 9929, 12833, 13146, 17528, 19858, 25666, 26292, 29787, 38499, 39716, 51332, 52584, 59574, 69503, 76998, 79432, 89831, 102664, 119148, 139006, 153996, 179662, 208509, 238296, 269493, 278012, 307992, 359324, 407089, 417018, 538986, 556024, 718648, 814178, 834036, 1077972, 1221267, 1628356, 1668072, 2155944, 2442534, 2849623, 3107777, 3256712, 4885068, 5699246, 6215554, 8548869, 9323331, 9770136, 11398492, 12431108, 17097738, 18646662, 21754439, 22796984, 24862216, 34195476, 37293324, 43508878, 65263317, 68390952, 74586648, 87017756, 127418857, 130526634, 174035512, 254837714, 261053268, 382256571, 509675428, 522106536, 764513142, 891931999, 1019350856, 1529026284, 1783863998, 2675795997, 3058052568, 3567727996, 5351591994, 7135455992, 10703183988, 21406367976]

約数ペア:

[(1, 21406367976), (2, 10703183988), (3, 7135455992), (4, 5351591994), (6, 3567727996), (7, 3058052568), (8, 2675795997), (12, 1783863998), (14, 1529026284), (21, 1019350856), (24, 891931999), (28, 764513142), (41, 522106536), (42, 509675428), (56, 382256571), (82, 261053268), (84, 254837714), (123, 174035512), (164, 130526634), (168, 127418857), (246, 87017756), (287, 74586648), (313, 68390952), (328, 65263317), (492, 43508878), (574, 37293324), (626, 34195476), (861, 24862216), (939, 22796984), (984, 21754439), (1148, 18646662), (1252, 17097738), (1722, 12431108), (1878, 11398492), (2191, 9770136), (2296, 9323331), (2504, 8548869), (3444, 6215554), (3756, 5699246), (4382, 4885068), (6573, 3256712), (6888, 3107777), (7512, 2849623), (8764, 2442534), (9929, 2155944), (12833, 1668072), (13146, 1628356), (17528, 1221267), (19858, 1077972), (25666, 834036), (26292, 814178), (29787, 718648), (38499, 556024), (39716, 538986), (51332, 417018), (52584, 407089), (59574, 359324), (69503, 307992), (76998, 278012), (79432, 269493), (89831, 238296), (102664, 208509), (119148, 179662), (139006, 153996)]