21700577809

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{18457}}^1$

素因数の和:18625

約数の個数: 32

約数和(自身を含む): 25006012416

約数和(自身を除く): 3305434607

約数列:

[1, 17, 23, 31, 97, 391, 527, 713, 1649, 2231, 3007, 12121, 18457, 37927, 51119, 69161, 313769, 424511, 572167, 1175737, 1790329, 7216687, 9726839, 13159841, 30435593, 41177567, 55500199, 223717297, 700018639, 943503383, 1276504577, 21700577809]

約数ペア:

[(1, 21700577809), (17, 1276504577), (23, 943503383), (31, 700018639), (97, 223717297), (391, 55500199), (527, 41177567), (713, 30435593), (1649, 13159841), (2231, 9726839), (3007, 7216687), (12121, 1790329), (18457, 1175737), (37927, 572167), (51119, 424511), (69161, 313769)]