20161071

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16843}}^1$

素因数の和:16875

約数の個数: 24

約数和(自身を含む): 35035520

約数和(自身を除く): 14874449

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 16843, 50529, 117901, 151587, 320017, 353703, 960051, 1061109, 2240119, 2880153, 6720357, 20161071]

約数ペア:

[(1, 20161071), (3, 6720357), (7, 2880153), (9, 2240119), (19, 1061109), (21, 960051), (57, 353703), (63, 320017), (133, 151587), (171, 117901), (399, 50529), (1197, 16843)]