21587966

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{1823}}^1$

素因数の和:2047

約数の個数: 16

約数和(自身を含む): 33619968

約数和(自身を除く): 12032002

約数列:

[1, 2, 31, 62, 191, 382, 1823, 3646, 5921, 11842, 56513, 113026, 348193, 696386, 10793983, 21587966]

約数ペア:

[(1, 21587966), (2, 10793983), (31, 696386), (62, 348193), (191, 113026), (382, 56513), (1823, 11842), (3646, 5921)]