21469528048

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{8232181}}^1$

素因数の和:8232352

約数の個数: 20

約数和(自身を含む): 41852413288

約数和(自身を除く): 20382885240

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 8232181, 16464362, 32928724, 65857448, 131714896, 1341845503, 2683691006, 5367382012, 10734764024, 21469528048]

約数ペア:

[(1, 21469528048), (2, 10734764024), (4, 5367382012), (8, 2683691006), (16, 1341845503), (163, 131714896), (326, 65857448), (652, 32928724), (1304, 16464362), (2608, 8232181)]