21417452

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5839}}^1$

素因数の和:5981

約数の個数: 24

約数和(自身を含む): 43169280

約数和(自身を除く): 21751828

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 5839, 11678, 23356, 40873, 81746, 163492, 764909, 1529818, 3059636, 5354363, 10708726, 21417452]

約数ペア:

[(1, 21417452), (2, 10708726), (4, 5354363), (7, 3059636), (14, 1529818), (28, 764909), (131, 163492), (262, 81746), (524, 40873), (917, 23356), (1834, 11678), (3668, 5839)]