221361214

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{26209}}^1$

素因数の和:26355

約数の個数: 16

約数和(自身を含む): 343455840

約数和(自身を除く): 122094626

約数列:

[1, 2, 41, 82, 103, 206, 4223, 8446, 26209, 52418, 1074569, 2149138, 2699527, 5399054, 110680607, 221361214]

約数ペア:

[(1, 221361214), (2, 110680607), (41, 5399054), (82, 2699527), (103, 2149138), (206, 1074569), (4223, 52418), (8446, 26209)]