21871308

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{23071}}^1$

素因数の和:23157

約数の個数: 24

約数和(自身を含む): 51681280

約数和(自身を除く): 29809972

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 23071, 46142, 69213, 92284, 138426, 276852, 1822609, 3645218, 5467827, 7290436, 10935654, 21871308]

約数ペア:

[(1, 21871308), (2, 10935654), (3, 7290436), (4, 5467827), (6, 3645218), (12, 1822609), (79, 276852), (158, 138426), (237, 92284), (316, 69213), (474, 46142), (948, 23071)]