2721245786

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1887133}}^1$

素因数の和:1887245

約数の個数: 16

約数和(自身を含む): 4710286464

約数和(自身を除く): 1989040678

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 1887133, 3774266, 13209931, 26419862, 194374699, 388749398, 1360622893, 2721245786]

約数ペア:

[(1, 2721245786), (2, 1360622893), (7, 388749398), (14, 194374699), (103, 26419862), (206, 13209931), (721, 3774266), (1442, 1887133)]