21006168

素因数分解:

$2^3\times 3^1\times {\mathrm{307}}^1\times {\mathrm{2851}}^1$

素因数の和:3167

約数の個数: 32

約数和(自身を含む): 52704960

約数和(自身を除く): 31698792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 307, 614, 921, 1228, 1842, 2456, 2851, 3684, 5702, 7368, 8553, 11404, 17106, 22808, 34212, 68424, 875257, 1750514, 2625771, 3501028, 5251542, 7002056, 10503084, 21006168]

約数ペア:

[(1, 21006168), (2, 10503084), (3, 7002056), (4, 5251542), (6, 3501028), (8, 2625771), (12, 1750514), (24, 875257), (307, 68424), (614, 34212), (921, 22808), (1228, 17106), (1842, 11404), (2456, 8553), (2851, 7368), (3684, 5702)]