21641568

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17341}}^1$

素因数の和:17367

約数の個数: 48

約数和(自身を含む): 61182576

約数和(自身を除く): 39541008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 17341, 34682, 52023, 69364, 104046, 138728, 208092, 225433, 277456, 416184, 450866, 554912, 676299, 832368, 901732, 1352598, 1664736, 1803464, 2705196, 3606928, 5410392, 7213856, 10820784, 21641568]

約数ペア:

[(1, 21641568), (2, 10820784), (3, 7213856), (4, 5410392), (6, 3606928), (8, 2705196), (12, 1803464), (13, 1664736), (16, 1352598), (24, 901732), (26, 832368), (32, 676299), (39, 554912), (48, 450866), (52, 416184), (78, 277456), (96, 225433), (104, 208092), (156, 138728), (208, 104046), (312, 69364), (416, 52023), (624, 34682), (1248, 17341)]