21693903

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{93913}}^1$

素因数の和:93934

約数の個数: 16

約数和(自身を含む): 36062976

約数和(自身を除く): 14369073

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 93913, 281739, 657391, 1033043, 1972173, 3099129, 7231301, 21693903]

約数ペア:

[(1, 21693903), (3, 7231301), (7, 3099129), (11, 1972173), (21, 1033043), (33, 657391), (77, 281739), (231, 93913)]