21434126

素因数分解:

$2^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4987}}^1$

素因数の和:5303

約数の個数: 16

約数和(自身を含む): 36871296

約数和(自身を除く): 15437170

約数列:

[1, 2, 7, 14, 307, 614, 2149, 4298, 4987, 9974, 34909, 69818, 1531009, 3062018, 10717063, 21434126]

約数ペア:

[(1, 21434126), (2, 10717063), (7, 3062018), (14, 1531009), (307, 69818), (614, 34909), (2149, 9974), (4298, 4987)]