21045144

素因数分解:

$2^3\times 3^1\times {\mathrm{191}}^1\times {\mathrm{4591}}^1$

素因数の和:4791

約数の個数: 32

約数和(自身を含む): 52899840

約数和(自身を除く): 31854696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 191, 382, 573, 764, 1146, 1528, 2292, 4584, 4591, 9182, 13773, 18364, 27546, 36728, 55092, 110184, 876881, 1753762, 2630643, 3507524, 5261286, 7015048, 10522572, 21045144]

約数ペア:

[(1, 21045144), (2, 10522572), (3, 7015048), (4, 5261286), (6, 3507524), (8, 2630643), (12, 1753762), (24, 876881), (191, 110184), (382, 55092), (573, 36728), (764, 27546), (1146, 18364), (1528, 13773), (2292, 9182), (4584, 4591)]