21039000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{7013}}^1$

素因数の和:7037

約数の個数: 64

約数和(自身を含む): 65651040

約数和(自身を除く): 44612040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 7013, 14026, 21039, 28052, 35065, 42078, 56104, 70130, 84156, 105195, 140260, 168312, 175325, 210390, 280520, 350650, 420780, 525975, 701300, 841560, 876625, 1051950, 1402600, 1753250, 2103900, 2629875, 3506500, 4207800, 5259750, 7013000, 10519500, 21039000]

約数ペア:

[(1, 21039000), (2, 10519500), (3, 7013000), (4, 5259750), (5, 4207800), (6, 3506500), (8, 2629875), (10, 2103900), (12, 1753250), (15, 1402600), (20, 1051950), (24, 876625), (25, 841560), (30, 701300), (40, 525975), (50, 420780), (60, 350650), (75, 280520), (100, 210390), (120, 175325), (125, 168312), (150, 140260), (200, 105195), (250, 84156), (300, 70130), (375, 56104), (500, 42078), (600, 35065), (750, 28052), (1000, 21039), (1500, 14026), (3000, 7013)]