21425784

素因数分解:

$2^3\times 3^1\times {\mathrm{211}}^1\times {\mathrm{4231}}^1$

素因数の和:4451

約数の個数: 32

約数和(自身を含む): 53831040

約数和(自身を除く): 32405256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 211, 422, 633, 844, 1266, 1688, 2532, 4231, 5064, 8462, 12693, 16924, 25386, 33848, 50772, 101544, 892741, 1785482, 2678223, 3570964, 5356446, 7141928, 10712892, 21425784]

約数ペア:

[(1, 21425784), (2, 10712892), (3, 7141928), (4, 5356446), (6, 3570964), (8, 2678223), (12, 1785482), (24, 892741), (211, 101544), (422, 50772), (633, 33848), (844, 25386), (1266, 16924), (1688, 12693), (2532, 8462), (4231, 5064)]