21936670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313381}}^1$

素因数の和:313395

約数の個数: 16

約数和(自身を含む): 45127008

約数和(自身を除く): 23190338

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313381, 626762, 1566905, 2193667, 3133810, 4387334, 10968335, 21936670]

約数ペア:

[(1, 21936670), (2, 10968335), (5, 4387334), (7, 3133810), (10, 2193667), (14, 1566905), (35, 626762), (70, 313381)]