21016822

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{11689}}^1$

素因数の和:11751

約数の個数: 16

約数和(自身を含む): 33667200

約数和(自身を除く): 12650378

約数列:

[1, 2, 29, 31, 58, 62, 899, 1798, 11689, 23378, 338981, 362359, 677962, 724718, 10508411, 21016822]

約数ペア:

[(1, 21016822), (2, 10508411), (29, 724718), (31, 677962), (58, 362359), (62, 338981), (899, 23378), (1798, 11689)]