21283556

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33049}}^1$

素因数の和:33083

約数の個数: 24

約数和(自身を含む): 44419200

約数和(自身を除く): 23135644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 33049, 66098, 132196, 231343, 462686, 760127, 925372, 1520254, 3040508, 5320889, 10641778, 21283556]

約数ペア:

[(1, 21283556), (2, 10641778), (4, 5320889), (7, 3040508), (14, 1520254), (23, 925372), (28, 760127), (46, 462686), (92, 231343), (161, 132196), (322, 66098), (644, 33049)]