2171816

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{677}}^1$

素因数の和:1084

約数の個数: 16

約数和(自身を含む): 4088340

約数和(自身を除く): 1916524

約数列:

[1, 2, 4, 8, 401, 677, 802, 1354, 1604, 2708, 3208, 5416, 271477, 542954, 1085908, 2171816]

約数ペア:

[(1, 2171816), (2, 1085908), (4, 542954), (8, 271477), (401, 5416), (677, 3208), (802, 2708), (1354, 1604)]