20999346

素因数分解:

$2^1\times 3^1\times {\mathrm{359}}^1\times {\mathrm{9749}}^1$

素因数の和:10113

約数の個数: 16

約数和(自身を含む): 42120000

約数和(自身を除く): 21120654

約数列:

[1, 2, 3, 6, 359, 718, 1077, 2154, 9749, 19498, 29247, 58494, 3499891, 6999782, 10499673, 20999346]

約数ペア:

[(1, 20999346), (2, 10499673), (3, 6999782), (6, 3499891), (359, 58494), (718, 29247), (1077, 19498), (2154, 9749)]