21664650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:508

約数の個数: 96

約数和(自身を含む): 62853120

約数和(自身を除く): 41188470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 47, 50, 70, 75, 94, 105, 141, 150, 175, 210, 235, 282, 329, 350, 439, 470, 525, 658, 705, 878, 987, 1050, 1175, 1317, 1410, 1645, 1974, 2195, 2350, 2634, 3073, 3290, 3525, 4390, 4935, 6146, 6585, 7050, 8225, 9219, 9870, 10975, 13170, 15365, 16450, 18438, 20633, 21950, 24675, 30730, 32925, 41266, 46095, 49350, 61899, 65850, 76825, 92190, 103165, 123798, 144431, 153650, 206330, 230475, 288862, 309495, 433293, 460950, 515825, 618990, 722155, 866586, 1031650, 1444310, 1547475, 2166465, 3094950, 3610775, 4332930, 7221550, 10832325, 21664650]

約数ペア:

[(1, 21664650), (2, 10832325), (3, 7221550), (5, 4332930), (6, 3610775), (7, 3094950), (10, 2166465), (14, 1547475), (15, 1444310), (21, 1031650), (25, 866586), (30, 722155), (35, 618990), (42, 515825), (47, 460950), (50, 433293), (70, 309495), (75, 288862), (94, 230475), (105, 206330), (141, 153650), (150, 144431), (175, 123798), (210, 103165), (235, 92190), (282, 76825), (329, 65850), (350, 61899), (439, 49350), (470, 46095), (525, 41266), (658, 32925), (705, 30730), (878, 24675), (987, 21950), (1050, 20633), (1175, 18438), (1317, 16450), (1410, 15365), (1645, 13170), (1974, 10975), (2195, 9870), (2350, 9219), (2634, 8225), (3073, 7050), (3290, 6585), (3525, 6146), (4390, 4935)]