21094258

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{643}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 32457600

約数和(自身を除く): 11363342

約数列:

[1, 2, 47, 94, 349, 643, 698, 1286, 16403, 30221, 32806, 60442, 224407, 448814, 10547129, 21094258]

約数ペア:

[(1, 21094258), (2, 10547129), (47, 448814), (94, 224407), (349, 60442), (643, 32806), (698, 30221), (1286, 16403)]