2051201649

素因数分解:

$3^1\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{63799}}^1$

素因数の和:65340

約数の個数: 16

約数和(自身を含む): 3127731200

約数和(自身を除く): 1076529551

約数列:

[1, 3, 7, 21, 1531, 4593, 10717, 32151, 63799, 191397, 446593, 1339779, 97676269, 293028807, 683733883, 2051201649]

約数ペア:

[(1, 2051201649), (3, 683733883), (7, 293028807), (21, 97676269), (1531, 1339779), (4593, 446593), (10717, 191397), (32151, 63799)]