21494595099

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2503}}^1\times {\mathrm{7321}}^1$

素因数の和:9867

約数の個数: 32

約数和(自身を含む): 31681649664

約数和(自身を除く): 10187054565

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 2503, 7321, 7509, 21963, 42551, 57569, 124457, 127653, 168383, 172707, 373371, 505149, 978673, 2862511, 2936019, 8587533, 18324463, 54973389, 311515871, 421462649, 934547613, 1264387947, 7164865033, 21494595099]

約数ペア:

[(1, 21494595099), (3, 7164865033), (17, 1264387947), (23, 934547613), (51, 421462649), (69, 311515871), (391, 54973389), (1173, 18324463), (2503, 8587533), (7321, 2936019), (7509, 2862511), (21963, 978673), (42551, 505149), (57569, 373371), (124457, 172707), (127653, 168383)]