210018214

素因数分解:

$2^1\times 7^3\times {\mathrm{306149}}^1$

素因数の和:306172

約数の個数: 16

約数和(自身を含む): 367380000

約数和(自身を除く): 157361786

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 306149, 612298, 2143043, 4286086, 15001301, 30002602, 105009107, 210018214]

約数ペア:

[(1, 210018214), (2, 105009107), (7, 30002602), (14, 15001301), (49, 4286086), (98, 2143043), (343, 612298), (686, 306149)]