21713144

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{87553}}^1$

素因数の和:87590

約数の個数: 16

約数和(自身を含む): 42025920

約数和(自身を除く): 20312776

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 87553, 175106, 350212, 700424, 2714143, 5428286, 10856572, 21713144]

約数ペア:

[(1, 21713144), (2, 10856572), (4, 5428286), (8, 2714143), (31, 700424), (62, 350212), (124, 175106), (248, 87553)]