21427158

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1567}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 44706816

約数和(自身を除く): 23279658

約数列:

[1, 2, 3, 6, 43, 53, 86, 106, 129, 159, 258, 318, 1567, 2279, 3134, 4558, 4701, 6837, 9402, 13674, 67381, 83051, 134762, 166102, 202143, 249153, 404286, 498306, 3571193, 7142386, 10713579, 21427158]

約数ペア:

[(1, 21427158), (2, 10713579), (3, 7142386), (6, 3571193), (43, 498306), (53, 404286), (86, 249153), (106, 202143), (129, 166102), (159, 134762), (258, 83051), (318, 67381), (1567, 13674), (2279, 9402), (3134, 6837), (4558, 4701)]