21014847

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14503}}^1$

素因数の和:14539

約数の個数: 24

約数和(自身を含む): 36201984

約数和(自身を除く): 15187137

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14503, 43509, 101521, 130527, 304563, 333569, 913689, 1000707, 2334983, 3002121, 7004949, 21014847]

約数ペア:

[(1, 21014847), (3, 7004949), (7, 3002121), (9, 2334983), (21, 1000707), (23, 913689), (63, 333569), (69, 304563), (161, 130527), (207, 101521), (483, 43509), (1449, 14503)]