21008204

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24203}}^1$

素因数の和:24245

約数の個数: 24

約数和(自身を含む): 43373568

約数和(自身を除く): 22365364

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 24203, 48406, 96812, 169421, 338842, 677684, 750293, 1500586, 3001172, 5252051, 10504102, 21008204]

約数ペア:

[(1, 21008204), (2, 10504102), (4, 5252051), (7, 3001172), (14, 1500586), (28, 750293), (31, 677684), (62, 338842), (124, 169421), (217, 96812), (434, 48406), (868, 24203)]