21742036

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2617}}^1$

素因数の和:2719

約数の個数: 24

約数和(自身を含む): 39877376

約数和(自身を除く): 18135340

約数列:

[1, 2, 4, 31, 62, 67, 124, 134, 268, 2077, 2617, 4154, 5234, 8308, 10468, 81127, 162254, 175339, 324508, 350678, 701356, 5435509, 10871018, 21742036]

約数ペア:

[(1, 21742036), (2, 10871018), (4, 5435509), (31, 701356), (62, 350678), (67, 324508), (124, 175339), (134, 162254), (268, 81127), (2077, 10468), (2617, 8308), (4154, 5234)]