21484144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{122069}}^1$

素因数の和:122088

約数の個数: 20

約数和(自身を含む): 45410040

約数和(自身を除く): 23925896

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 122069, 244138, 488276, 976552, 1342759, 1953104, 2685518, 5371036, 10742072, 21484144]

約数ペア:

[(1, 21484144), (2, 10742072), (4, 5371036), (8, 2685518), (11, 1953104), (16, 1342759), (22, 976552), (44, 488276), (88, 244138), (176, 122069)]