21084800

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{599}}^1$

素因数の和:634

約数の個数: 96

約数和(自身を含む): 56916000

約数和(自身を除く): 35831200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 128, 160, 176, 200, 220, 275, 320, 352, 400, 440, 550, 599, 640, 704, 800, 880, 1100, 1198, 1408, 1600, 1760, 2200, 2396, 2995, 3200, 3520, 4400, 4792, 5990, 6589, 7040, 8800, 9584, 11980, 13178, 14975, 17600, 19168, 23960, 26356, 29950, 32945, 35200, 38336, 47920, 52712, 59900, 65890, 76672, 95840, 105424, 119800, 131780, 164725, 191680, 210848, 239600, 263560, 329450, 383360, 421696, 479200, 527120, 658900, 843392, 958400, 1054240, 1317800, 1916800, 2108480, 2635600, 4216960, 5271200, 10542400, 21084800]

約数ペア:

[(1, 21084800), (2, 10542400), (4, 5271200), (5, 4216960), (8, 2635600), (10, 2108480), (11, 1916800), (16, 1317800), (20, 1054240), (22, 958400), (25, 843392), (32, 658900), (40, 527120), (44, 479200), (50, 421696), (55, 383360), (64, 329450), (80, 263560), (88, 239600), (100, 210848), (110, 191680), (128, 164725), (160, 131780), (176, 119800), (200, 105424), (220, 95840), (275, 76672), (320, 65890), (352, 59900), (400, 52712), (440, 47920), (550, 38336), (599, 35200), (640, 32945), (704, 29950), (800, 26356), (880, 23960), (1100, 19168), (1198, 17600), (1408, 14975), (1600, 13178), (1760, 11980), (2200, 9584), (2396, 8800), (2995, 7040), (3200, 6589), (3520, 5990), (4400, 4792)]