2100021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9091}}^1$

素因数の和:9112

約数の個数: 16

約数和(自身を含む): 3491328

約数和(自身を除く): 1391307

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 9091, 27273, 63637, 100001, 190911, 300003, 700007, 2100021]

約数ペア:

[(1, 2100021), (3, 700007), (7, 300003), (11, 190911), (21, 100001), (33, 63637), (77, 27273), (231, 9091)]