21096537

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 35303424

約数和(自身を除く): 14206887

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 271, 337, 813, 1011, 1897, 2359, 2981, 3707, 5691, 7077, 8943, 11121, 20867, 25949, 62601, 77847, 91327, 273981, 639289, 1004597, 1917867, 3013791, 7032179, 21096537]

約数ペア:

[(1, 21096537), (3, 7032179), (7, 3013791), (11, 1917867), (21, 1004597), (33, 639289), (77, 273981), (231, 91327), (271, 77847), (337, 62601), (813, 25949), (1011, 20867), (1897, 11121), (2359, 8943), (2981, 7077), (3707, 5691)]