21266574784

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{68897}}^1$

素因数の和:68982

約数の個数: 112

約数和(自身を含む): 52920278208

約数和(自身を除く): 31653703424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 53, 56, 64, 91, 104, 106, 112, 182, 208, 212, 224, 364, 371, 416, 424, 448, 689, 728, 742, 832, 848, 1378, 1456, 1484, 1696, 2756, 2912, 2968, 3392, 4823, 5512, 5824, 5936, 9646, 11024, 11872, 19292, 22048, 23744, 38584, 44096, 68897, 77168, 137794, 154336, 275588, 308672, 482279, 551176, 895661, 964558, 1102352, 1791322, 1929116, 2204704, 3582644, 3651541, 3858232, 4409408, 6269627, 7165288, 7303082, 7716464, 12539254, 14330576, 14606164, 15432928, 25078508, 25560787, 28661152, 29212328, 30865856, 47470033, 50157016, 51121574, 57322304, 58424656, 94940066, 100314032, 102243148, 116849312, 189880132, 200628064, 204486296, 233698624, 332290231, 379760264, 401256128, 408972592, 664580462, 759520528, 817945184, 1329160924, 1519041056, 1635890368, 2658321848, 3038082112, 5316643696, 10633287392, 21266574784]

約数ペア:

[(1, 21266574784), (2, 10633287392), (4, 5316643696), (7, 3038082112), (8, 2658321848), (13, 1635890368), (14, 1519041056), (16, 1329160924), (26, 817945184), (28, 759520528), (32, 664580462), (52, 408972592), (53, 401256128), (56, 379760264), (64, 332290231), (91, 233698624), (104, 204486296), (106, 200628064), (112, 189880132), (182, 116849312), (208, 102243148), (212, 100314032), (224, 94940066), (364, 58424656), (371, 57322304), (416, 51121574), (424, 50157016), (448, 47470033), (689, 30865856), (728, 29212328), (742, 28661152), (832, 25560787), (848, 25078508), (1378, 15432928), (1456, 14606164), (1484, 14330576), (1696, 12539254), (2756, 7716464), (2912, 7303082), (2968, 7165288), (3392, 6269627), (4823, 4409408), (5512, 3858232), (5824, 3651541), (5936, 3582644), (9646, 2204704), (11024, 1929116), (11872, 1791322), (19292, 1102352), (22048, 964558), (23744, 895661), (38584, 551176), (44096, 482279), (68897, 308672), (77168, 275588), (137794, 154336)]