21383472

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40499}}^1$

素因数の和:40521

約数の個数: 40

約数和(自身を含む): 60264000

約数和(自身を除く): 38880528

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40499, 80998, 121497, 161996, 242994, 323992, 445489, 485988, 647984, 890978, 971976, 1336467, 1781956, 1943952, 2672934, 3563912, 5345868, 7127824, 10691736, 21383472]

約数ペア:

[(1, 21383472), (2, 10691736), (3, 7127824), (4, 5345868), (6, 3563912), (8, 2672934), (11, 1943952), (12, 1781956), (16, 1336467), (22, 971976), (24, 890978), (33, 647984), (44, 485988), (48, 445489), (66, 323992), (88, 242994), (132, 161996), (176, 121497), (264, 80998), (528, 40499)]