2011031421

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5040179}}^1$

素因数の和:5040208

約数の個数: 16

約数和(自身を含む): 3225715200

約数和(自身を除く): 1214683779

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5040179, 15120537, 35281253, 95763401, 105843759, 287290203, 670343807, 2011031421]

約数ペア:

[(1, 2011031421), (3, 670343807), (7, 287290203), (19, 105843759), (21, 95763401), (57, 35281253), (133, 15120537), (399, 5040179)]