21386297857

素因数分解:

${\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{727}}^1\times {\mathrm{2999}}^1$

素因数の和:4320

約数の個数: 16

約数和(自身を含む): 22722336000

約数和(自身を除く): 1336038143

約数列:

[1, 17, 577, 727, 2999, 9809, 12359, 50983, 419479, 1730423, 2180273, 7131143, 29417191, 37064641, 1258017521, 21386297857]

約数ペア:

[(1, 21386297857), (17, 1258017521), (577, 37064641), (727, 29417191), (2999, 7131143), (9809, 2180273), (12359, 1730423), (50983, 419479)]