21000742080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{754337}}^1$

素因数の和:754386

約数の個数: 112

約数和(自身を含む): 68976666720

約数和(自身を除く): 47975924640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 145, 160, 174, 192, 232, 240, 290, 320, 348, 435, 464, 480, 580, 696, 870, 928, 960, 1160, 1392, 1740, 1856, 2320, 2784, 3480, 4640, 5568, 6960, 9280, 13920, 27840, 754337, 1508674, 2263011, 3017348, 3771685, 4526022, 6034696, 7543370, 9052044, 11315055, 12069392, 15086740, 18104088, 21875773, 22630110, 24138784, 30173480, 36208176, 43751546, 45260220, 48277568, 60346960, 65627319, 72416352, 87503092, 90520440, 109378865, 120693920, 131254638, 144832704, 175006184, 181040880, 218757730, 241387840, 262509276, 328136595, 350012368, 362081760, 437515460, 525018552, 656273190, 700024736, 724163520, 875030920, 1050037104, 1312546380, 1400049472, 1750061840, 2100074208, 2625092760, 3500123680, 4200148416, 5250185520, 7000247360, 10500371040, 21000742080]

約数ペア:

[(1, 21000742080), (2, 10500371040), (3, 7000247360), (4, 5250185520), (5, 4200148416), (6, 3500123680), (8, 2625092760), (10, 2100074208), (12, 1750061840), (15, 1400049472), (16, 1312546380), (20, 1050037104), (24, 875030920), (29, 724163520), (30, 700024736), (32, 656273190), (40, 525018552), (48, 437515460), (58, 362081760), (60, 350012368), (64, 328136595), (80, 262509276), (87, 241387840), (96, 218757730), (116, 181040880), (120, 175006184), (145, 144832704), (160, 131254638), (174, 120693920), (192, 109378865), (232, 90520440), (240, 87503092), (290, 72416352), (320, 65627319), (348, 60346960), (435, 48277568), (464, 45260220), (480, 43751546), (580, 36208176), (696, 30173480), (870, 24138784), (928, 22630110), (960, 21875773), (1160, 18104088), (1392, 15086740), (1740, 12069392), (1856, 11315055), (2320, 9052044), (2784, 7543370), (3480, 6034696), (4640, 4526022), (5568, 3771685), (6960, 3017348), (9280, 2263011), (13920, 1508674), (27840, 754337)]