6419721

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27791}}^1$

素因数の和:27812

約数の個数: 16

約数和(自身を含む): 10672128

約数和(自身を除く): 4252407

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 27791, 83373, 194537, 305701, 583611, 917103, 2139907, 6419721]

約数ペア:

[(1, 6419721), (3, 2139907), (7, 917103), (11, 583611), (21, 305701), (33, 194537), (77, 83373), (231, 27791)]