221065383

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{956993}}^1$

素因数の和:957014

約数の個数: 16

約数和(自身を含む): 367485696

約数和(自身を除く): 146420313

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 956993, 2870979, 6698951, 10526923, 20096853, 31580769, 73688461, 221065383]

約数ペア:

[(1, 221065383), (3, 73688461), (7, 31580769), (11, 20096853), (21, 10526923), (33, 6698951), (77, 2870979), (231, 956993)]