21710442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6473}}^1$

素因数の和:6534

約数の個数: 32

約数和(自身を含む): 47855808

約数和(自身を除く): 26145366

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 6473, 12946, 19419, 38838, 84149, 168298, 252447, 278339, 504894, 556678, 835017, 1670034, 3618407, 7236814, 10855221, 21710442]

約数ペア:

[(1, 21710442), (2, 10855221), (3, 7236814), (6, 3618407), (13, 1670034), (26, 835017), (39, 556678), (43, 504894), (78, 278339), (86, 252447), (129, 168298), (258, 84149), (559, 38838), (1118, 19419), (1677, 12946), (3354, 6473)]