21037200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:441

約数の個数: 120

約数和(自身を含む): 69007488

約数和(自身を除く): 47970288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 47, 48, 50, 60, 75, 80, 94, 100, 120, 141, 150, 188, 200, 235, 240, 282, 300, 373, 376, 400, 470, 564, 600, 705, 746, 752, 940, 1119, 1128, 1175, 1200, 1410, 1492, 1865, 1880, 2238, 2256, 2350, 2820, 2984, 3525, 3730, 3760, 4476, 4700, 5595, 5640, 5968, 7050, 7460, 8952, 9325, 9400, 11190, 11280, 14100, 14920, 17531, 17904, 18650, 18800, 22380, 27975, 28200, 29840, 35062, 37300, 44760, 52593, 55950, 56400, 70124, 74600, 87655, 89520, 105186, 111900, 140248, 149200, 175310, 210372, 223800, 262965, 280496, 350620, 420744, 438275, 447600, 525930, 701240, 841488, 876550, 1051860, 1314825, 1402480, 1753100, 2103720, 2629650, 3506200, 4207440, 5259300, 7012400, 10518600, 21037200]

約数ペア:

[(1, 21037200), (2, 10518600), (3, 7012400), (4, 5259300), (5, 4207440), (6, 3506200), (8, 2629650), (10, 2103720), (12, 1753100), (15, 1402480), (16, 1314825), (20, 1051860), (24, 876550), (25, 841488), (30, 701240), (40, 525930), (47, 447600), (48, 438275), (50, 420744), (60, 350620), (75, 280496), (80, 262965), (94, 223800), (100, 210372), (120, 175310), (141, 149200), (150, 140248), (188, 111900), (200, 105186), (235, 89520), (240, 87655), (282, 74600), (300, 70124), (373, 56400), (376, 55950), (400, 52593), (470, 44760), (564, 37300), (600, 35062), (705, 29840), (746, 28200), (752, 27975), (940, 22380), (1119, 18800), (1128, 18650), (1175, 17904), (1200, 17531), (1410, 14920), (1492, 14100), (1865, 11280), (1880, 11190), (2238, 9400), (2256, 9325), (2350, 8952), (2820, 7460), (2984, 7050), (3525, 5968), (3730, 5640), (3760, 5595), (4476, 4700)]