21183000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 69189120

約数和(自身を除く): 48006120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 46, 50, 60, 69, 75, 92, 100, 115, 120, 125, 138, 150, 184, 200, 230, 250, 276, 300, 307, 345, 375, 460, 500, 552, 575, 600, 614, 690, 750, 920, 921, 1000, 1150, 1228, 1380, 1500, 1535, 1725, 1842, 2300, 2456, 2760, 2875, 3000, 3070, 3450, 3684, 4600, 4605, 5750, 6140, 6900, 7061, 7368, 7675, 8625, 9210, 11500, 12280, 13800, 14122, 15350, 17250, 18420, 21183, 23000, 23025, 28244, 30700, 34500, 35305, 36840, 38375, 42366, 46050, 56488, 61400, 69000, 70610, 76750, 84732, 92100, 105915, 115125, 141220, 153500, 169464, 176525, 184200, 211830, 230250, 282440, 307000, 353050, 423660, 460500, 529575, 706100, 847320, 882625, 921000, 1059150, 1412200, 1765250, 2118300, 2647875, 3530500, 4236600, 5295750, 7061000, 10591500, 21183000]

約数ペア:

[(1, 21183000), (2, 10591500), (3, 7061000), (4, 5295750), (5, 4236600), (6, 3530500), (8, 2647875), (10, 2118300), (12, 1765250), (15, 1412200), (20, 1059150), (23, 921000), (24, 882625), (25, 847320), (30, 706100), (40, 529575), (46, 460500), (50, 423660), (60, 353050), (69, 307000), (75, 282440), (92, 230250), (100, 211830), (115, 184200), (120, 176525), (125, 169464), (138, 153500), (150, 141220), (184, 115125), (200, 105915), (230, 92100), (250, 84732), (276, 76750), (300, 70610), (307, 69000), (345, 61400), (375, 56488), (460, 46050), (500, 42366), (552, 38375), (575, 36840), (600, 35305), (614, 34500), (690, 30700), (750, 28244), (920, 23025), (921, 23000), (1000, 21183), (1150, 18420), (1228, 17250), (1380, 15350), (1500, 14122), (1535, 13800), (1725, 12280), (1842, 11500), (2300, 9210), (2456, 8625), (2760, 7675), (2875, 7368), (3000, 7061), (3070, 6900), (3450, 6140), (3684, 5750), (4600, 4605)]