21489402

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{325597}}^1$

素因数の和:325613

約数の個数: 16

約数和(自身を含む): 46886112

約数和(自身を除く): 25396710

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 325597, 651194, 976791, 1953582, 3581567, 7163134, 10744701, 21489402]

約数ペア:

[(1, 21489402), (2, 10744701), (3, 7163134), (6, 3581567), (11, 1953582), (22, 976791), (33, 651194), (66, 325597)]