21091080147340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{686551}}^1\times {\mathrm{11549}}^1$

素因数の和:698135

約数の個数: 96

約数和(自身を含む): 53287420032000

約数和(自身を除く): 32196339884660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 11549, 23098, 46196, 57745, 80843, 115490, 161686, 219431, 230980, 323372, 404215, 438862, 686551, 808430, 877724, 1097155, 1373102, 1536017, 1616860, 2194310, 2746204, 3072034, 3432755, 4388620, 4805857, 6144068, 6865510, 7680085, 9611714, 13044469, 13731020, 15360170, 19223428, 24029285, 26088938, 30720340, 48058570, 52177876, 65222345, 91311283, 96117140, 130444690, 182622566, 260889380, 365245132, 456556415, 913112830, 1826225660, 7928977499, 15857954998, 31715909996, 39644887495, 55502842493, 79289774990, 111005684986, 150650572481, 158579549980, 222011369972, 277514212465, 301301144962, 555028424930, 602602289924, 753252862405, 1054554007367, 1110056849860, 1506505724810, 2109108014734, 3013011449620, 4218216029468, 5272770036835, 10545540073670, 21091080147340]

約数ペア:

[(1, 21091080147340), (2, 10545540073670), (4, 5272770036835), (5, 4218216029468), (7, 3013011449620), (10, 2109108014734), (14, 1506505724810), (19, 1110056849860), (20, 1054554007367), (28, 753252862405), (35, 602602289924), (38, 555028424930), (70, 301301144962), (76, 277514212465), (95, 222011369972), (133, 158579549980), (140, 150650572481), (190, 111005684986), (266, 79289774990), (380, 55502842493), (532, 39644887495), (665, 31715909996), (1330, 15857954998), (2660, 7928977499), (11549, 1826225660), (23098, 913112830), (46196, 456556415), (57745, 365245132), (80843, 260889380), (115490, 182622566), (161686, 130444690), (219431, 96117140), (230980, 91311283), (323372, 65222345), (404215, 52177876), (438862, 48058570), (686551, 30720340), (808430, 26088938), (877724, 24029285), (1097155, 19223428), (1373102, 15360170), (1536017, 13731020), (1616860, 13044469), (2194310, 9611714), (2746204, 7680085), (3072034, 6865510), (3432755, 6144068), (4388620, 4805857)]