21665400769

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{78787}}^1$

素因数の和:79200

約数の個数: 16

約数和(自身を含む): 23428399680

約数和(自身を除く): 1762998911

約数列:

[1, 19, 41, 353, 779, 6707, 14473, 78787, 274987, 1496953, 3230267, 27811811, 61375073, 528424409, 1140284251, 21665400769]

約数ペア:

[(1, 21665400769), (19, 1140284251), (41, 528424409), (353, 61375073), (779, 27811811), (6707, 3230267), (14473, 1496953), (78787, 274987)]