21441402

素因数分解:

$2^1\times 3^3\times {\mathrm{397063}}^1$

素因数の和:397074

約数の個数: 16

約数和(自身を含む): 47647680

約数和(自身を除く): 26206278

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 397063, 794126, 1191189, 2382378, 3573567, 7147134, 10720701, 21441402]

約数ペア:

[(1, 21441402), (2, 10720701), (3, 7147134), (6, 3573567), (9, 2382378), (18, 1191189), (27, 794126), (54, 397063)]