21744744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1823}}^1$

素因数の和:1910

約数の個数: 64

約数和(自身を含む): 63037440

約数和(自身を除く): 41292696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1823, 1988, 2982, 3646, 3976, 5469, 5964, 7292, 10938, 11928, 12761, 14584, 21876, 25522, 38283, 43752, 51044, 76566, 102088, 129433, 153132, 258866, 306264, 388299, 517732, 776598, 906031, 1035464, 1553196, 1812062, 2718093, 3106392, 3624124, 5436186, 7248248, 10872372, 21744744]

約数ペア:

[(1, 21744744), (2, 10872372), (3, 7248248), (4, 5436186), (6, 3624124), (7, 3106392), (8, 2718093), (12, 1812062), (14, 1553196), (21, 1035464), (24, 906031), (28, 776598), (42, 517732), (56, 388299), (71, 306264), (84, 258866), (142, 153132), (168, 129433), (213, 102088), (284, 76566), (426, 51044), (497, 43752), (568, 38283), (852, 25522), (994, 21876), (1491, 14584), (1704, 12761), (1823, 11928), (1988, 10938), (2982, 7292), (3646, 5964), (3976, 5469)]