21369000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:460

約数の個数: 128

約数和(自身を含む): 70761600

約数和(自身を除く): 49392600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 34, 40, 50, 51, 60, 68, 75, 85, 100, 102, 120, 125, 136, 150, 170, 200, 204, 250, 255, 300, 340, 375, 408, 419, 425, 500, 510, 600, 680, 750, 838, 850, 1000, 1020, 1257, 1275, 1500, 1676, 1700, 2040, 2095, 2125, 2514, 2550, 3000, 3352, 3400, 4190, 4250, 5028, 5100, 6285, 6375, 7123, 8380, 8500, 10056, 10200, 10475, 12570, 12750, 14246, 16760, 17000, 20950, 21369, 25140, 25500, 28492, 31425, 35615, 41900, 42738, 50280, 51000, 52375, 56984, 62850, 71230, 83800, 85476, 104750, 106845, 125700, 142460, 157125, 170952, 178075, 209500, 213690, 251400, 284920, 314250, 356150, 419000, 427380, 534225, 628500, 712300, 854760, 890375, 1068450, 1257000, 1424600, 1780750, 2136900, 2671125, 3561500, 4273800, 5342250, 7123000, 10684500, 21369000]

約数ペア:

[(1, 21369000), (2, 10684500), (3, 7123000), (4, 5342250), (5, 4273800), (6, 3561500), (8, 2671125), (10, 2136900), (12, 1780750), (15, 1424600), (17, 1257000), (20, 1068450), (24, 890375), (25, 854760), (30, 712300), (34, 628500), (40, 534225), (50, 427380), (51, 419000), (60, 356150), (68, 314250), (75, 284920), (85, 251400), (100, 213690), (102, 209500), (120, 178075), (125, 170952), (136, 157125), (150, 142460), (170, 125700), (200, 106845), (204, 104750), (250, 85476), (255, 83800), (300, 71230), (340, 62850), (375, 56984), (408, 52375), (419, 51000), (425, 50280), (500, 42738), (510, 41900), (600, 35615), (680, 31425), (750, 28492), (838, 25500), (850, 25140), (1000, 21369), (1020, 20950), (1257, 17000), (1275, 16760), (1500, 14246), (1676, 12750), (1700, 12570), (2040, 10475), (2095, 10200), (2125, 10056), (2514, 8500), (2550, 8380), (3000, 7123), (3352, 6375), (3400, 6285), (4190, 5100), (4250, 5028)]