2181586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1871}}^1$

素因数の和:1937

約数の個数: 16

約数和(自身を含む): 3639168

約数和(自身を除く): 1457582

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 1871, 3742, 20581, 41162, 99163, 198326, 1090793, 2181586]

約数ペア:

[(1, 2181586), (2, 1090793), (11, 198326), (22, 99163), (53, 41162), (106, 20581), (583, 3742), (1166, 1871)]