211004

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 408240

約数和(自身を除く): 197236

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 107, 116, 214, 428, 493, 986, 1819, 1972, 3103, 3638, 6206, 7276, 12412, 52751, 105502, 211004]

約数ペア:

[(1, 211004), (2, 105502), (4, 52751), (17, 12412), (29, 7276), (34, 6206), (58, 3638), (68, 3103), (107, 1972), (116, 1819), (214, 986), (428, 493)]