21266118

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{3613}}^1$

素因数の和:3733

約数の個数: 32

約数和(自身を含む): 47704800

約数和(自身を除く): 26438682

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 654, 981, 1962, 2943, 3613, 5886, 7226, 10839, 21678, 32517, 65034, 97551, 195102, 393817, 787634, 1181451, 2362902, 3544353, 7088706, 10633059, 21266118]

約数ペア:

[(1, 21266118), (2, 10633059), (3, 7088706), (6, 3544353), (9, 2362902), (18, 1181451), (27, 787634), (54, 393817), (109, 195102), (218, 97551), (327, 65034), (654, 32517), (981, 21678), (1962, 10839), (2943, 7226), (3613, 5886)]