2021323278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{25914401}}^1$

素因数の和:25914419

約数の個数: 16

約数和(自身を含む): 4353619536

約数和(自身を除く): 2332296258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 25914401, 51828802, 77743203, 155486406, 336887213, 673774426, 1010661639, 2021323278]

約数ペア:

[(1, 2021323278), (2, 1010661639), (3, 673774426), (6, 336887213), (13, 155486406), (26, 77743203), (39, 51828802), (78, 25914401)]