21338948960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19052633}}^1$

素因数の和:19052655

約数の個数: 48

約数和(自身を含む): 57615165216

約数和(自身を除く): 36276216256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 19052633, 38105266, 76210532, 95263165, 133368431, 152421064, 190526330, 266736862, 304842128, 381052660, 533473724, 609684256, 666842155, 762105320, 1066947448, 1333684310, 1524210640, 2133894896, 2667368620, 3048421280, 4267789792, 5334737240, 10669474480, 21338948960]

約数ペア:

[(1, 21338948960), (2, 10669474480), (4, 5334737240), (5, 4267789792), (7, 3048421280), (8, 2667368620), (10, 2133894896), (14, 1524210640), (16, 1333684310), (20, 1066947448), (28, 762105320), (32, 666842155), (35, 609684256), (40, 533473724), (56, 381052660), (70, 304842128), (80, 266736862), (112, 190526330), (140, 152421064), (160, 133368431), (224, 95263165), (280, 76210532), (560, 38105266), (1120, 19052633)]