21496087456

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{27817}}^1$

素因数の和:27918

約数の個数: 96

約数和(自身を含む): 47108113920

約数和(自身を除く): 25612026464

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 41, 62, 76, 82, 124, 152, 164, 248, 304, 328, 496, 589, 608, 656, 779, 992, 1178, 1271, 1312, 1558, 2356, 2542, 3116, 4712, 5084, 6232, 9424, 10168, 12464, 18848, 20336, 24149, 24928, 27817, 40672, 48298, 55634, 96596, 111268, 193192, 222536, 386384, 445072, 528523, 772768, 862327, 890144, 1057046, 1140497, 1724654, 2114092, 2280994, 3449308, 4228184, 4561988, 6898616, 8456368, 9123976, 13797232, 16384213, 16912736, 18247952, 21669443, 27594464, 32768426, 35355407, 36495904, 43338886, 65536852, 70710814, 86677772, 131073704, 141421628, 173355544, 262147408, 282843256, 346711088, 524294816, 565686512, 671752733, 693422176, 1131373024, 1343505466, 2687010932, 5374021864, 10748043728, 21496087456]

約数ペア:

[(1, 21496087456), (2, 10748043728), (4, 5374021864), (8, 2687010932), (16, 1343505466), (19, 1131373024), (31, 693422176), (32, 671752733), (38, 565686512), (41, 524294816), (62, 346711088), (76, 282843256), (82, 262147408), (124, 173355544), (152, 141421628), (164, 131073704), (248, 86677772), (304, 70710814), (328, 65536852), (496, 43338886), (589, 36495904), (608, 35355407), (656, 32768426), (779, 27594464), (992, 21669443), (1178, 18247952), (1271, 16912736), (1312, 16384213), (1558, 13797232), (2356, 9123976), (2542, 8456368), (3116, 6898616), (4712, 4561988), (5084, 4228184), (6232, 3449308), (9424, 2280994), (10168, 2114092), (12464, 1724654), (18848, 1140497), (20336, 1057046), (24149, 890144), (24928, 862327), (27817, 772768), (40672, 528523), (48298, 445072), (55634, 386384), (96596, 222536), (111268, 193192)]