21628300

素因数分解:

$2^2\times 5^2\times {\mathrm{313}}^1\times {\mathrm{691}}^1$

素因数の和:1018

約数の個数: 36

約数和(自身を含む): 47151496

約数和(自身を除く): 25523196

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 313, 626, 691, 1252, 1382, 1565, 2764, 3130, 3455, 6260, 6910, 7825, 13820, 15650, 17275, 31300, 34550, 69100, 216283, 432566, 865132, 1081415, 2162830, 4325660, 5407075, 10814150, 21628300]

約数ペア:

[(1, 21628300), (2, 10814150), (4, 5407075), (5, 4325660), (10, 2162830), (20, 1081415), (25, 865132), (50, 432566), (100, 216283), (313, 69100), (626, 34550), (691, 31300), (1252, 17275), (1382, 15650), (1565, 13820), (2764, 7825), (3130, 6910), (3455, 6260)]