21113444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4751}}^1$

素因数の和:4867

約数の個数: 24

約数和(自身を含む): 40715136

約数和(自身を除く): 19601692

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 4751, 9502, 19004, 52261, 104522, 209044, 479851, 959702, 1919404, 5278361, 10556722, 21113444]

約数ペア:

[(1, 21113444), (2, 10556722), (4, 5278361), (11, 1919404), (22, 959702), (44, 479851), (101, 209044), (202, 104522), (404, 52261), (1111, 19004), (2222, 9502), (4444, 4751)]