21908638136

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5080853}}^1$

素因数の和:5080884

約数の個数: 48

約数和(自身を含む): 52129562040

約数和(自身を除く): 30220923904

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 5080853, 10161706, 20323412, 35565971, 40646824, 55889383, 71131942, 111778766, 142263884, 223557532, 248961797, 284527768, 391225681, 447115064, 497923594, 782451362, 995847188, 1564902724, 1991694376, 2738579767, 3129805448, 5477159534, 10954319068, 21908638136]

約数ペア:

[(1, 21908638136), (2, 10954319068), (4, 5477159534), (7, 3129805448), (8, 2738579767), (11, 1991694376), (14, 1564902724), (22, 995847188), (28, 782451362), (44, 497923594), (49, 447115064), (56, 391225681), (77, 284527768), (88, 248961797), (98, 223557532), (154, 142263884), (196, 111778766), (308, 71131942), (392, 55889383), (539, 40646824), (616, 35565971), (1078, 20323412), (2156, 10161706), (4312, 5080853)]