21071266

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{24109}}^1$

素因数の和:24153

約数の個数: 16

約数和(自身を含む): 34718400

約数和(自身を除く): 13647134

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 24109, 48218, 458071, 554507, 916142, 1109014, 10535633, 21071266]

約数ペア:

[(1, 21071266), (2, 10535633), (19, 1109014), (23, 916142), (38, 554507), (46, 458071), (437, 48218), (874, 24109)]