21181602

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{613}}^1$

素因数の和:1074

約数の個数: 32

約数和(自身を含む): 45799488

約数和(自身を除く): 24617886

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 443, 613, 886, 1226, 1329, 1839, 2658, 3678, 5759, 7969, 11518, 15938, 17277, 23907, 34554, 47814, 271559, 543118, 814677, 1629354, 3530267, 7060534, 10590801, 21181602]

約数ペア:

[(1, 21181602), (2, 10590801), (3, 7060534), (6, 3530267), (13, 1629354), (26, 814677), (39, 543118), (78, 271559), (443, 47814), (613, 34554), (886, 23907), (1226, 17277), (1329, 15938), (1839, 11518), (2658, 7969), (3678, 5759)]