21996799

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 24754176

約数和(自身を除く): 2757377

約数列:

[1, 11, 47, 157, 271, 517, 1727, 2981, 7379, 12737, 42547, 81169, 140107, 468017, 1999709, 21996799]

約数ペア:

[(1, 21996799), (11, 1999709), (47, 468017), (157, 140107), (271, 81169), (517, 42547), (1727, 12737), (2981, 7379)]