21624824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{207931}}^1$

素因数の和:207950

約数の個数: 16

約数和(自身を含む): 43665720

約数和(自身を除く): 22040896

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 207931, 415862, 831724, 1663448, 2703103, 5406206, 10812412, 21624824]

約数ペア:

[(1, 21624824), (2, 10812412), (4, 5406206), (8, 2703103), (13, 1663448), (26, 831724), (52, 415862), (104, 207931)]