2215565546

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1\times {\mathrm{20719}}^1$

素因数の和:21269

約数の個数: 16

約数和(自身を含む): 3357634560

約数和(自身を除く): 1142069014

約数列:

[1, 2, 127, 254, 421, 842, 20719, 41438, 53467, 106934, 2631313, 5262626, 8722699, 17445398, 1107782773, 2215565546]

約数ペア:

[(1, 2215565546), (2, 1107782773), (127, 17445398), (254, 8722699), (421, 5262626), (842, 2631313), (20719, 106934), (41438, 53467)]