21317538813

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{2411}}^1\times {\mathrm{155119}}^1$

素因数の和:157552

約数の個数: 16

約数和(自身を含む): 29931955200

約数和(自身を除く): 8614416387

約数列:

[1, 3, 19, 57, 2411, 7233, 45809, 137427, 155119, 465357, 2947261, 8841783, 373991909, 1121975727, 7105846271, 21317538813]

約数ペア:

[(1, 21317538813), (3, 7105846271), (19, 1121975727), (57, 373991909), (2411, 8841783), (7233, 2947261), (45809, 465357), (137427, 155119)]