2128661668

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{242887}}^1$

素因数の和:243211

約数の個数: 24

約数和(自身を含む): 4270942592

約数和(自身を除く): 2142280924

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 1252, 2191, 4382, 8764, 242887, 485774, 971548, 1700209, 3400418, 6800836, 76023631, 152047262, 304094524, 532165417, 1064330834, 2128661668]

約数ペア:

[(1, 2128661668), (2, 1064330834), (4, 532165417), (7, 304094524), (14, 152047262), (28, 76023631), (313, 6800836), (626, 3400418), (1252, 1700209), (2191, 971548), (4382, 485774), (8764, 242887)]