21755971

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 23912064

約数和(自身を除く): 2156093

約数列:

[1, 17, 47, 73, 373, 799, 1241, 3431, 6341, 17531, 27229, 58327, 298027, 462893, 1279763, 21755971]

約数ペア:

[(1, 21755971), (17, 1279763), (47, 462893), (73, 298027), (373, 58327), (799, 27229), (1241, 17531), (3431, 6341)]