21553862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{16061}}^1$

素因数の和:16135

約数の個数: 16

約数和(自身を含む): 35850384

約数和(自身を除く): 14296522

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 16061, 32122, 176671, 353342, 979721, 1959442, 10776931, 21553862]

約数ペア:

[(1, 21553862), (2, 10776931), (11, 1959442), (22, 979721), (61, 353342), (122, 176671), (671, 32122), (1342, 16061)]