21897968

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{23197}}^1$

素因数の和:23264

約数の個数: 20

約数和(自身を含む): 43148280

約数和(自身を除く): 21250312

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 23197, 46394, 92788, 185576, 371152, 1368623, 2737246, 5474492, 10948984, 21897968]

約数ペア:

[(1, 21897968), (2, 10948984), (4, 5474492), (8, 2737246), (16, 1368623), (59, 371152), (118, 185576), (236, 92788), (472, 46394), (944, 23197)]