21220242

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 43737408

約数和(自身を除く): 22517166

約数列:

[1, 2, 3, 6, 43, 86, 129, 233, 258, 353, 466, 699, 706, 1059, 1398, 2118, 10019, 15179, 20038, 30057, 30358, 45537, 60114, 82249, 91074, 164498, 246747, 493494, 3536707, 7073414, 10610121, 21220242]

約数ペア:

[(1, 21220242), (2, 10610121), (3, 7073414), (6, 3536707), (43, 493494), (86, 246747), (129, 164498), (233, 91074), (258, 82249), (353, 60114), (466, 45537), (699, 30358), (706, 30057), (1059, 20038), (1398, 15179), (2118, 10019)]