21596421

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{93491}}^1$

素因数の和:93512

約数の個数: 16

約数和(自身を含む): 35900928

約数和(自身を除く): 14304507

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 93491, 280473, 654437, 1028401, 1963311, 3085203, 7198807, 21596421]

約数ペア:

[(1, 21596421), (3, 7198807), (7, 3085203), (11, 1963311), (21, 1028401), (33, 654437), (77, 280473), (231, 93491)]