21334258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2371}}^1$

素因数の和:2793

約数の個数: 16

約数和(自身を含む): 35010720

約数和(自身を除く): 13676462

約数列:

[1, 2, 11, 22, 409, 818, 2371, 4499, 4742, 8998, 26081, 52162, 969739, 1939478, 10667129, 21334258]

約数ペア:

[(1, 21334258), (2, 10667129), (11, 1939478), (22, 969739), (409, 52162), (818, 26081), (2371, 8998), (4499, 4742)]