21748958

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7433}}^1$

素因数の和:7472

約数の個数: 32

約数和(自身を含む): 42819840

約数和(自身を除く): 21070882

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 7433, 14866, 52031, 81763, 104062, 141227, 163526, 282454, 572341, 988589, 1144682, 1553497, 1977178, 3106994, 10874479, 21748958]

約数ペア:

[(1, 21748958), (2, 10874479), (7, 3106994), (11, 1977178), (14, 1553497), (19, 1144682), (22, 988589), (38, 572341), (77, 282454), (133, 163526), (154, 141227), (209, 104062), (266, 81763), (418, 52031), (1463, 14866), (2926, 7433)]