21765645

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14657}}^1$

素因数の和:14682

約数の個数: 32

約数和(自身を含む): 42215040

約数和(自身を除く): 20449395

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 14657, 43971, 73285, 131913, 161227, 219855, 395739, 483681, 659565, 806135, 1451043, 1978695, 2418405, 4353129, 7255215, 21765645]

約数ペア:

[(1, 21765645), (3, 7255215), (5, 4353129), (9, 2418405), (11, 1978695), (15, 1451043), (27, 806135), (33, 659565), (45, 483681), (55, 395739), (99, 219855), (135, 161227), (165, 131913), (297, 73285), (495, 43971), (1485, 14657)]