21168533256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67847863}}^1$

素因数の和:67847885

約数の個数: 32

約数和(自身を含む): 56992205760

約数和(自身を除く): 35823672504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67847863, 135695726, 203543589, 271391452, 407087178, 542782904, 814174356, 882022219, 1628348712, 1764044438, 2646066657, 3528088876, 5292133314, 7056177752, 10584266628, 21168533256]

約数ペア:

[(1, 21168533256), (2, 10584266628), (3, 7056177752), (4, 5292133314), (6, 3528088876), (8, 2646066657), (12, 1764044438), (13, 1628348712), (24, 882022219), (26, 814174356), (39, 542782904), (52, 407087178), (78, 271391452), (104, 203543589), (156, 135695726), (312, 67847863)]