21366422

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12613}}^1$

素因数の和:12644

約数の個数: 24

約数和(自身を含む): 40263888

約数和(自身を除く): 18897466

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12613, 25226, 88291, 138743, 176582, 277486, 971201, 1526173, 1942402, 3052346, 10683211, 21366422]

約数ペア:

[(1, 21366422), (2, 10683211), (7, 3052346), (11, 1942402), (14, 1526173), (22, 971201), (77, 277486), (121, 176582), (154, 138743), (242, 88291), (847, 25226), (1694, 12613)]