2021107319

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{294923}}^1$

素因数の和:295030

約数の個数: 16

約数和(自身を含む): 2548143360

約数和(自身を除く): 527036041

約数列:

[1, 7, 11, 77, 89, 623, 979, 6853, 294923, 2064461, 3244153, 22709071, 26248147, 183737029, 288729617, 2021107319]

約数ペア:

[(1, 2021107319), (7, 288729617), (11, 183737029), (77, 26248147), (89, 22709071), (623, 3244153), (979, 2064461), (6853, 294923)]