21695856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4967}}^1$

素因数の和:4998

約数の個数: 80

約数和(自身を含む): 68995584

約数和(自身を除く): 47299728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 4967, 9934, 14901, 19868, 29802, 34769, 39736, 59604, 64571, 69538, 79472, 104307, 119208, 129142, 139076, 193713, 208614, 238416, 258284, 278152, 387426, 417228, 451997, 516568, 556304, 774852, 834456, 903994, 1033136, 1355991, 1549704, 1668912, 1807988, 2711982, 3099408, 3615976, 5423964, 7231952, 10847928, 21695856]

約数ペア:

[(1, 21695856), (2, 10847928), (3, 7231952), (4, 5423964), (6, 3615976), (7, 3099408), (8, 2711982), (12, 1807988), (13, 1668912), (14, 1549704), (16, 1355991), (21, 1033136), (24, 903994), (26, 834456), (28, 774852), (39, 556304), (42, 516568), (48, 451997), (52, 417228), (56, 387426), (78, 278152), (84, 258284), (91, 238416), (104, 208614), (112, 193713), (156, 139076), (168, 129142), (182, 119208), (208, 104307), (273, 79472), (312, 69538), (336, 64571), (364, 59604), (546, 39736), (624, 34769), (728, 29802), (1092, 19868), (1456, 14901), (2184, 9934), (4368, 4967)]