21149400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 66402000

約数和(自身を除く): 45252600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 101, 120, 150, 200, 202, 300, 303, 349, 404, 505, 600, 606, 698, 808, 1010, 1047, 1212, 1396, 1515, 1745, 2020, 2094, 2424, 2525, 2792, 3030, 3490, 4040, 4188, 5050, 5235, 6060, 6980, 7575, 8376, 8725, 10100, 10470, 12120, 13960, 15150, 17450, 20200, 20940, 26175, 30300, 34900, 35249, 41880, 52350, 60600, 69800, 70498, 104700, 105747, 140996, 176245, 209400, 211494, 281992, 352490, 422988, 528735, 704980, 845976, 881225, 1057470, 1409960, 1762450, 2114940, 2643675, 3524900, 4229880, 5287350, 7049800, 10574700, 21149400]

約数ペア:

[(1, 21149400), (2, 10574700), (3, 7049800), (4, 5287350), (5, 4229880), (6, 3524900), (8, 2643675), (10, 2114940), (12, 1762450), (15, 1409960), (20, 1057470), (24, 881225), (25, 845976), (30, 704980), (40, 528735), (50, 422988), (60, 352490), (75, 281992), (100, 211494), (101, 209400), (120, 176245), (150, 140996), (200, 105747), (202, 104700), (300, 70498), (303, 69800), (349, 60600), (404, 52350), (505, 41880), (600, 35249), (606, 34900), (698, 30300), (808, 26175), (1010, 20940), (1047, 20200), (1212, 17450), (1396, 15150), (1515, 13960), (1745, 12120), (2020, 10470), (2094, 10100), (2424, 8725), (2525, 8376), (2792, 7575), (3030, 6980), (3490, 6060), (4040, 5235), (4188, 5050)]