21863672

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{27059}}^1$

素因数の和:27166

約数の個数: 16

約数和(自身を含む): 41401800

約数和(自身を除く): 19538128

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 27059, 54118, 108236, 216472, 2732959, 5465918, 10931836, 21863672]

約数ペア:

[(1, 21863672), (2, 10931836), (4, 5465918), (8, 2732959), (101, 216472), (202, 108236), (404, 54118), (808, 27059)]