21347400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:823

約数の個数: 96

約数和(自身を含む): 67674240

約数和(自身を除く): 46326840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 47, 50, 60, 75, 94, 100, 120, 141, 150, 188, 200, 235, 282, 300, 376, 470, 564, 600, 705, 757, 940, 1128, 1175, 1410, 1514, 1880, 2271, 2350, 2820, 3028, 3525, 3785, 4542, 4700, 5640, 6056, 7050, 7570, 9084, 9400, 11355, 14100, 15140, 18168, 18925, 22710, 28200, 30280, 35579, 37850, 45420, 56775, 71158, 75700, 90840, 106737, 113550, 142316, 151400, 177895, 213474, 227100, 284632, 355790, 426948, 454200, 533685, 711580, 853896, 889475, 1067370, 1423160, 1778950, 2134740, 2668425, 3557900, 4269480, 5336850, 7115800, 10673700, 21347400]

約数ペア:

[(1, 21347400), (2, 10673700), (3, 7115800), (4, 5336850), (5, 4269480), (6, 3557900), (8, 2668425), (10, 2134740), (12, 1778950), (15, 1423160), (20, 1067370), (24, 889475), (25, 853896), (30, 711580), (40, 533685), (47, 454200), (50, 426948), (60, 355790), (75, 284632), (94, 227100), (100, 213474), (120, 177895), (141, 151400), (150, 142316), (188, 113550), (200, 106737), (235, 90840), (282, 75700), (300, 71158), (376, 56775), (470, 45420), (564, 37850), (600, 35579), (705, 30280), (757, 28200), (940, 22710), (1128, 18925), (1175, 18168), (1410, 15140), (1514, 14100), (1880, 11355), (2271, 9400), (2350, 9084), (2820, 7570), (3028, 7050), (3525, 6056), (3785, 5640), (4542, 4700)]