21033033245

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{809}}^1\times {\mathrm{5849}}^1$

素因数の和:6797

約数の個数: 32

約数和(自身を含む): 29113344000

約数和(自身を除く): 8080310755

約数列:

[1, 5, 7, 35, 127, 635, 809, 889, 4045, 4445, 5663, 5849, 28315, 29245, 40943, 102743, 204715, 513715, 719201, 742823, 3596005, 3714115, 4731841, 5199761, 23659205, 25998805, 33122887, 165614435, 600943807, 3004719035, 4206606649, 21033033245]

約数ペア:

[(1, 21033033245), (5, 4206606649), (7, 3004719035), (35, 600943807), (127, 165614435), (635, 33122887), (809, 25998805), (889, 23659205), (4045, 5199761), (4445, 4731841), (5663, 3714115), (5849, 3596005), (28315, 742823), (29245, 719201), (40943, 513715), (102743, 204715)]