21007829556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{2857}}^1\times {\mathrm{29179}}^1$

素因数の和:32053

約数の個数: 72

約数和(自身を含む): 60712608320

約数和(自身を除く): 39704778764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 2857, 5714, 8571, 11428, 17142, 19999, 25713, 29179, 34284, 39998, 51426, 58358, 59997, 79996, 87537, 102852, 116716, 119994, 175074, 179991, 204253, 239988, 262611, 350148, 359982, 408506, 525222, 612759, 719964, 817012, 1050444, 1225518, 1838277, 2451036, 3676554, 7353108, 83364403, 166728806, 250093209, 333457612, 500186418, 583550821, 750279627, 1000372836, 1167101642, 1500559254, 1750652463, 2334203284, 3001118508, 3501304926, 5251957389, 7002609852, 10503914778, 21007829556]

約数ペア:

[(1, 21007829556), (2, 10503914778), (3, 7002609852), (4, 5251957389), (6, 3501304926), (7, 3001118508), (9, 2334203284), (12, 1750652463), (14, 1500559254), (18, 1167101642), (21, 1000372836), (28, 750279627), (36, 583550821), (42, 500186418), (63, 333457612), (84, 250093209), (126, 166728806), (252, 83364403), (2857, 7353108), (5714, 3676554), (8571, 2451036), (11428, 1838277), (17142, 1225518), (19999, 1050444), (25713, 817012), (29179, 719964), (34284, 612759), (39998, 525222), (51426, 408506), (58358, 359982), (59997, 350148), (79996, 262611), (87537, 239988), (102852, 204253), (116716, 179991), (119994, 175074)]