2943213

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10781}}^1$

素因数の和:10804

約数の個数: 16

約数和(自身を含む): 4830336

約数和(自身を除く): 1887123

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 10781, 32343, 75467, 140153, 226401, 420459, 981071, 2943213]

約数ペア:

[(1, 2943213), (3, 981071), (7, 420459), (13, 226401), (21, 140153), (39, 75467), (91, 32343), (273, 10781)]