21351054

素因数分解:

$2^1\times 3^1\times {\mathrm{487}}^1\times {\mathrm{7307}}^1$

素因数の和:7799

約数の個数: 16

約数和(自身を含む): 42795648

約数和(自身を除く): 21444594

約数列:

[1, 2, 3, 6, 487, 974, 1461, 2922, 7307, 14614, 21921, 43842, 3558509, 7117018, 10675527, 21351054]

約数ペア:

[(1, 21351054), (2, 10675527), (3, 7117018), (6, 3558509), (487, 43842), (974, 21921), (1461, 14614), (2922, 7307)]