21158754

素因数分解:

$2^1\times 3^1\times {\mathrm{1259}}^1\times {\mathrm{2801}}^1$

素因数の和:4065

約数の個数: 16

約数和(自身を含む): 42366240

約数和(自身を除く): 21207486

約数列:

[1, 2, 3, 6, 1259, 2518, 2801, 3777, 5602, 7554, 8403, 16806, 3526459, 7052918, 10579377, 21158754]

約数ペア:

[(1, 21158754), (2, 10579377), (3, 7052918), (6, 3526459), (1259, 16806), (2518, 8403), (2801, 7554), (3777, 5602)]