21163326

素因数分解:

$2^1\times 3^1\times {\mathrm{1303}}^1\times {\mathrm{2707}}^1$

素因数の和:4015

約数の個数: 16

約数和(自身を含む): 42374784

約数和(自身を除く): 21211458

約数列:

[1, 2, 3, 6, 1303, 2606, 2707, 3909, 5414, 7818, 8121, 16242, 3527221, 7054442, 10581663, 21163326]

約数ペア:

[(1, 21163326), (2, 10581663), (3, 7054442), (6, 3527221), (1303, 16242), (2606, 8121), (2707, 7818), (3909, 5414)]