21200649

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{10139}}^1$

素因数の和:10200

約数の個数: 16

約数和(自身を含む): 30663360

約数和(自身を除く): 9462711

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 10139, 30417, 172363, 415699, 517089, 1247097, 7066883, 21200649]

約数ペア:

[(1, 21200649), (3, 7066883), (17, 1247097), (41, 517089), (51, 415699), (123, 172363), (697, 30417), (2091, 10139)]