21014952464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{119403139}}^1$

素因数の和:119403158

約数の個数: 20

約数和(自身を含む): 44417968080

約数和(自身を除く): 23403015616

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 119403139, 238806278, 477612556, 955225112, 1313434529, 1910450224, 2626869058, 5253738116, 10507476232, 21014952464]

約数ペア:

[(1, 21014952464), (2, 10507476232), (4, 5253738116), (8, 2626869058), (11, 1910450224), (16, 1313434529), (22, 955225112), (44, 477612556), (88, 238806278), (176, 119403139)]