21263000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1933}}^1$

素因数の和:1965

約数の個数: 64

約数和(自身を含む): 54306720

約数和(自身を除く): 33043720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 1933, 2200, 2750, 3866, 5500, 7732, 9665, 11000, 15464, 19330, 21263, 38660, 42526, 48325, 77320, 85052, 96650, 106315, 170104, 193300, 212630, 241625, 386600, 425260, 483250, 531575, 850520, 966500, 1063150, 1933000, 2126300, 2657875, 4252600, 5315750, 10631500, 21263000]

約数ペア:

[(1, 21263000), (2, 10631500), (4, 5315750), (5, 4252600), (8, 2657875), (10, 2126300), (11, 1933000), (20, 1063150), (22, 966500), (25, 850520), (40, 531575), (44, 483250), (50, 425260), (55, 386600), (88, 241625), (100, 212630), (110, 193300), (125, 170104), (200, 106315), (220, 96650), (250, 85052), (275, 77320), (440, 48325), (500, 42526), (550, 38660), (1000, 21263), (1100, 19330), (1375, 15464), (1933, 11000), (2200, 9665), (2750, 7732), (3866, 5500)]