21093045

素因数分解:

$3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{3917}}^1$

素因数の和:4284

約数の個数: 16

約数和(自身を含む): 33851520

約数和(自身を除く): 12758475

約数列:

[1, 3, 5, 15, 359, 1077, 1795, 3917, 5385, 11751, 19585, 58755, 1406203, 4218609, 7031015, 21093045]

約数ペア:

[(1, 21093045), (3, 7031015), (5, 4218609), (15, 1406203), (359, 58755), (1077, 19585), (1795, 11751), (3917, 5385)]