21315234

素因数分解:

$2^1\times 3^1\times {\mathrm{271}}^1\times {\mathrm{13109}}^1$

素因数の和:13385

約数の個数: 16

約数和(自身を含む): 42791040

約数和(自身を除く): 21475806

約数列:

[1, 2, 3, 6, 271, 542, 813, 1626, 13109, 26218, 39327, 78654, 3552539, 7105078, 10657617, 21315234]

約数ペア:

[(1, 21315234), (2, 10657617), (3, 7105078), (6, 3552539), (271, 78654), (542, 39327), (813, 26218), (1626, 13109)]