21095048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8819}}^1$

素因数の和:8861

約数の個数: 32

約数和(自身を含む): 44452800

約数和(自身を除く): 23357752

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8819, 17638, 35276, 70552, 114647, 202837, 229294, 405674, 458588, 811348, 917176, 1622696, 2636881, 5273762, 10547524, 21095048]

約数ペア:

[(1, 21095048), (2, 10547524), (4, 5273762), (8, 2636881), (13, 1622696), (23, 917176), (26, 811348), (46, 458588), (52, 405674), (92, 229294), (104, 202837), (184, 114647), (299, 70552), (598, 35276), (1196, 17638), (2392, 8819)]