21728792

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{34381}}^1$

素因数の和:34466

約数の個数: 16

約数和(自身を含む): 41258400

約数和(自身を除く): 19529608

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 34381, 68762, 137524, 275048, 2716099, 5432198, 10864396, 21728792]

約数ペア:

[(1, 21728792), (2, 10864396), (4, 5432198), (8, 2716099), (79, 275048), (158, 137524), (316, 68762), (632, 34381)]