21439012

素因数分解:

$2^2\times 7^1\times {\mathrm{577}}^1\times {\mathrm{1327}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 42984704

約数和(自身を除く): 21545692

約数列:

[1, 2, 4, 7, 14, 28, 577, 1154, 1327, 2308, 2654, 4039, 5308, 8078, 9289, 16156, 18578, 37156, 765679, 1531358, 3062716, 5359753, 10719506, 21439012]

約数ペア:

[(1, 21439012), (2, 10719506), (4, 5359753), (7, 3062716), (14, 1531358), (28, 765679), (577, 37156), (1154, 18578), (1327, 16156), (2308, 9289), (2654, 8078), (4039, 5308)]