21133635

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{463}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 14947005

約数列:

[1, 3, 5, 15, 17, 51, 85, 179, 255, 463, 537, 895, 1389, 2315, 2685, 3043, 6945, 7871, 9129, 15215, 23613, 39355, 45645, 82877, 118065, 248631, 414385, 1243155, 1408909, 4226727, 7044545, 21133635]

約数ペア:

[(1, 21133635), (3, 7044545), (5, 4226727), (15, 1408909), (17, 1243155), (51, 414385), (85, 248631), (179, 118065), (255, 82877), (463, 45645), (537, 39355), (895, 23613), (1389, 15215), (2315, 9129), (2685, 7871), (3043, 6945)]