214546521

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{74573}}^1$

素因数の和:74720

約数の個数: 16

約数和(自身を含む): 329318784

約数和(自身を除く): 114772263

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 74573, 223719, 522011, 1566033, 10216501, 30649503, 71515507, 214546521]

約数ペア:

[(1, 214546521), (3, 71515507), (7, 30649503), (21, 10216501), (137, 1566033), (411, 522011), (959, 223719), (2877, 74573)]