21320926

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4637}}^1$

素因数の和:4680

約数の個数: 24

約数和(自身を含む): 37011240

約数和(自身を除く): 15690314

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 4637, 9274, 51007, 88103, 102014, 176206, 561077, 969133, 1122154, 1938266, 10660463, 21320926]

約数ペア:

[(1, 21320926), (2, 10660463), (11, 1938266), (19, 1122154), (22, 969133), (38, 561077), (121, 176206), (209, 102014), (242, 88103), (418, 51007), (2299, 9274), (4598, 4637)]