57221444

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{19841}}^1$

素因数の和:19955

約数の個数: 24

約数和(自身を含む): 115559808

約数和(自身を除く): 58338364

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 19841, 39682, 79364, 138887, 277774, 555548, 2043623, 4087246, 8174492, 14305361, 28610722, 57221444]

約数ペア:

[(1, 57221444), (2, 28610722), (4, 14305361), (7, 8174492), (14, 4087246), (28, 2043623), (103, 555548), (206, 277774), (412, 138887), (721, 79364), (1442, 39682), (2884, 19841)]