21046718

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7193}}^1$

素因数の和:7232

約数の個数: 32

約数和(自身を含む): 41437440

約数和(自身を除く): 20390722

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 7193, 14386, 50351, 79123, 100702, 136667, 158246, 273334, 553861, 956669, 1107722, 1503337, 1913338, 3006674, 10523359, 21046718]

約数ペア:

[(1, 21046718), (2, 10523359), (7, 3006674), (11, 1913338), (14, 1503337), (19, 1107722), (22, 956669), (38, 553861), (77, 273334), (133, 158246), (154, 136667), (209, 100702), (266, 79123), (418, 50351), (1463, 14386), (2926, 7193)]