21165108804

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{168991}}^1$

素因数の和:169086

約数の個数: 108

約数和(自身を含む): 63112428288

約数和(自身を除く): 41947319484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 71, 84, 98, 126, 142, 147, 196, 213, 252, 284, 294, 426, 441, 497, 588, 639, 852, 882, 994, 1278, 1491, 1764, 1988, 2556, 2982, 3479, 4473, 5964, 6958, 8946, 10437, 13916, 17892, 20874, 31311, 41748, 62622, 125244, 168991, 337982, 506973, 675964, 1013946, 1182937, 1520919, 2027892, 2365874, 3041838, 3548811, 4731748, 6083676, 7097622, 8280559, 10646433, 11998361, 14195244, 16561118, 21292866, 23996722, 24841677, 33122236, 35995083, 42585732, 47993444, 49683354, 71990166, 74525031, 83988527, 99366708, 107985249, 143980332, 149050062, 167977054, 215970498, 251965581, 298100124, 335954108, 431940996, 503931162, 587919689, 755896743, 1007862324, 1175839378, 1511793486, 1763759067, 2351678756, 3023586972, 3527518134, 5291277201, 7055036268, 10582554402, 21165108804]

約数ペア:

[(1, 21165108804), (2, 10582554402), (3, 7055036268), (4, 5291277201), (6, 3527518134), (7, 3023586972), (9, 2351678756), (12, 1763759067), (14, 1511793486), (18, 1175839378), (21, 1007862324), (28, 755896743), (36, 587919689), (42, 503931162), (49, 431940996), (63, 335954108), (71, 298100124), (84, 251965581), (98, 215970498), (126, 167977054), (142, 149050062), (147, 143980332), (196, 107985249), (213, 99366708), (252, 83988527), (284, 74525031), (294, 71990166), (426, 49683354), (441, 47993444), (497, 42585732), (588, 35995083), (639, 33122236), (852, 24841677), (882, 23996722), (994, 21292866), (1278, 16561118), (1491, 14195244), (1764, 11998361), (1988, 10646433), (2556, 8280559), (2982, 7097622), (3479, 6083676), (4473, 4731748), (5964, 3548811), (6958, 3041838), (8946, 2365874), (10437, 2027892), (13916, 1520919), (17892, 1182937), (20874, 1013946), (31311, 675964), (41748, 506973), (62622, 337982), (125244, 168991)]