21102012

素因数分解:

$2^2\times 3^3\times {\mathrm{195389}}^1$

素因数の和:195402

約数の個数: 24

約数和(自身を含む): 54709200

約数和(自身を除く): 33607188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195389, 390778, 586167, 781556, 1172334, 1758501, 2344668, 3517002, 5275503, 7034004, 10551006, 21102012]

約数ペア:

[(1, 21102012), (2, 10551006), (3, 7034004), (4, 5275503), (6, 3517002), (9, 2344668), (12, 1758501), (18, 1172334), (27, 781556), (36, 586167), (54, 390778), (108, 195389)]