21938574

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1051}}^1$

素因数の和:1141

約数の個数: 48

約数和(自身を含む): 51808896

約数和(自身を除く): 29870322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 142, 147, 213, 294, 426, 497, 994, 1051, 1491, 2102, 2982, 3153, 3479, 6306, 6958, 7357, 10437, 14714, 20874, 22071, 44142, 51499, 74621, 102998, 149242, 154497, 223863, 308994, 447726, 522347, 1044694, 1567041, 3134082, 3656429, 7312858, 10969287, 21938574]

約数ペア:

[(1, 21938574), (2, 10969287), (3, 7312858), (6, 3656429), (7, 3134082), (14, 1567041), (21, 1044694), (42, 522347), (49, 447726), (71, 308994), (98, 223863), (142, 154497), (147, 149242), (213, 102998), (294, 74621), (426, 51499), (497, 44142), (994, 22071), (1051, 20874), (1491, 14714), (2102, 10437), (2982, 7357), (3153, 6958), (3479, 6306)]