21252751130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163482701}}^1$

素因数の和:163482721

約数の個数: 16

約数和(自身を含む): 41197640904

約数和(自身を除く): 19944889774

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163482701, 326965402, 817413505, 1634827010, 2125275113, 4250550226, 10626375565, 21252751130]

約数ペア:

[(1, 21252751130), (2, 10626375565), (5, 4250550226), (10, 2125275113), (13, 1634827010), (26, 817413505), (65, 326965402), (130, 163482701)]