21130514

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{3617}}^1$

素因数の和:3769

約数の個数: 16

約数和(自身を含む): 33343488

約数和(自身を除く): 12212974

約数列:

[1, 2, 23, 46, 127, 254, 2921, 3617, 5842, 7234, 83191, 166382, 459359, 918718, 10565257, 21130514]

約数ペア:

[(1, 21130514), (2, 10565257), (23, 918718), (46, 459359), (127, 166382), (254, 83191), (2921, 7234), (3617, 5842)]