2921841

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:162

約数の個数: 36

約数和(自身を含む): 4881708

約数和(自身を除く): 1959867

約数列:

[1, 3, 9, 13, 17, 39, 51, 113, 117, 153, 169, 221, 339, 507, 663, 1017, 1469, 1521, 1921, 1989, 2873, 4407, 5763, 8619, 13221, 17289, 19097, 24973, 25857, 57291, 74919, 171873, 224757, 324649, 973947, 2921841]

約数ペア:

[(1, 2921841), (3, 973947), (9, 324649), (13, 224757), (17, 171873), (39, 74919), (51, 57291), (113, 25857), (117, 24973), (153, 19097), (169, 17289), (221, 13221), (339, 8619), (507, 5763), (663, 4407), (1017, 2873), (1469, 1989), (1521, 1921)]