21555873168

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10443737}}^1$

素因数の和:10443791

約数の個数: 40

約数和(自身を含む): 56981034528

約数和(自身を除く): 35425161360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10443737, 20887474, 31331211, 41774948, 62662422, 83549896, 125324844, 167099792, 250649688, 449080691, 501299376, 898161382, 1347242073, 1796322764, 2694484146, 3592645528, 5388968292, 7185291056, 10777936584, 21555873168]

約数ペア:

[(1, 21555873168), (2, 10777936584), (3, 7185291056), (4, 5388968292), (6, 3592645528), (8, 2694484146), (12, 1796322764), (16, 1347242073), (24, 898161382), (43, 501299376), (48, 449080691), (86, 250649688), (129, 167099792), (172, 125324844), (258, 83549896), (344, 62662422), (516, 41774948), (688, 31331211), (1032, 20887474), (2064, 10443737)]