21161208

素因数分解:

$2^3\times 3^1\times {\mathrm{937}}^1\times {\mathrm{941}}^1$

素因数の和:1887

約数の個数: 32

約数和(自身を含む): 53015760

約数和(自身を除く): 31854552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 937, 941, 1874, 1882, 2811, 2823, 3748, 3764, 5622, 5646, 7496, 7528, 11244, 11292, 22488, 22584, 881717, 1763434, 2645151, 3526868, 5290302, 7053736, 10580604, 21161208]

約数ペア:

[(1, 21161208), (2, 10580604), (3, 7053736), (4, 5290302), (6, 3526868), (8, 2645151), (12, 1763434), (24, 881717), (937, 22584), (941, 22488), (1874, 11292), (1882, 11244), (2811, 7528), (2823, 7496), (3748, 5646), (3764, 5622)]