21859532

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1063}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 39414816

約数和(自身を除く): 17555284

約数列:

[1, 2, 4, 53, 97, 106, 194, 212, 388, 1063, 2126, 4252, 5141, 10282, 20564, 56339, 103111, 112678, 206222, 225356, 412444, 5464883, 10929766, 21859532]

約数ペア:

[(1, 21859532), (2, 10929766), (4, 5464883), (53, 412444), (97, 225356), (106, 206222), (194, 112678), (212, 103111), (388, 56339), (1063, 20564), (2126, 10282), (4252, 5141)]