21042802561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{739}}^1\times {\mathrm{10831}}^1$

素因数の和:11820

約数の個数: 16

約数和(自身を含む): 23085158400

約数和(自身を除く): 2042355839

約数列:

[1, 11, 239, 739, 2629, 8129, 10831, 119141, 176621, 1942831, 2588609, 8004109, 28474699, 88045199, 1912982051, 21042802561]

約数ペア:

[(1, 21042802561), (11, 1912982051), (239, 88045199), (739, 28474699), (2629, 8004109), (8129, 2588609), (10831, 1942831), (119141, 176621)]