21430514

素因数分解:

$2^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{2129}}^1$

素因数の和:2857

約数の個数: 16

約数和(自身を含む): 36806400

約数和(自身を除く): 15375886

約数列:

[1, 2, 7, 14, 719, 1438, 2129, 4258, 5033, 10066, 14903, 29806, 1530751, 3061502, 10715257, 21430514]

約数ペア:

[(1, 21430514), (2, 10715257), (7, 3061502), (14, 1530751), (719, 29806), (1438, 14903), (2129, 10066), (4258, 5033)]