21303026

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{1087}}^1$

素因数の和:1369

約数の個数: 16

約数和(自身を含む): 32901120

約数和(自身を除く): 11598094

約数列:

[1, 2, 41, 82, 239, 478, 1087, 2174, 9799, 19598, 44567, 89134, 259793, 519586, 10651513, 21303026]

約数ペア:

[(1, 21303026), (2, 10651513), (41, 519586), (82, 259793), (239, 89134), (478, 44567), (1087, 19598), (2174, 9799)]