21180108

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43049}}^1$

素因数の和:43097

約数の個数: 24

約数和(自身を含む): 50626800

約数和(自身を除く): 29446692

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 43049, 86098, 129147, 172196, 258294, 516588, 1765009, 3530018, 5295027, 7060036, 10590054, 21180108]

約数ペア:

[(1, 21180108), (2, 10590054), (3, 7060036), (4, 5295027), (6, 3530018), (12, 1765009), (41, 516588), (82, 258294), (123, 172196), (164, 129147), (246, 86098), (492, 43049)]