21562568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1117}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 42931200

約数和(自身を除く): 21368632

約数列:

[1, 2, 4, 8, 19, 38, 76, 127, 152, 254, 508, 1016, 1117, 2234, 2413, 4468, 4826, 8936, 9652, 19304, 21223, 42446, 84892, 141859, 169784, 283718, 567436, 1134872, 2695321, 5390642, 10781284, 21562568]

約数ペア:

[(1, 21562568), (2, 10781284), (4, 5390642), (8, 2695321), (19, 1134872), (38, 567436), (76, 283718), (127, 169784), (152, 141859), (254, 84892), (508, 42446), (1016, 21223), (1117, 19304), (2234, 9652), (2413, 8936), (4468, 4826)]