21827716

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 39044376

約数和(自身を除く): 17216660

約数列:

[1, 2, 4, 97, 101, 194, 202, 388, 404, 557, 1114, 2228, 9797, 19594, 39188, 54029, 56257, 108058, 112514, 216116, 225028, 5456929, 10913858, 21827716]

約数ペア:

[(1, 21827716), (2, 10913858), (4, 5456929), (97, 225028), (101, 216116), (194, 112514), (202, 108058), (388, 56257), (404, 54029), (557, 39188), (1114, 19594), (2228, 9797)]