252021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1112

約数の個数: 16

約数和(自身を含む): 419328

約数和(自身を除く): 167307

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1091, 3273, 7637, 12001, 22911, 36003, 84007, 252021]

約数ペア:

[(1, 252021), (3, 84007), (7, 36003), (11, 22911), (21, 12001), (33, 7637), (77, 3273), (231, 1091)]