21044984841

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{1831}}^1\times {\mathrm{2857}}^1$

素因数の和:4846

約数の個数: 32

約数和(自身を含む): 31415136000

約数和(自身を除く): 10370151159

約数列:

[1, 3, 9, 27, 149, 447, 1341, 1831, 2857, 4023, 5493, 8571, 16479, 25713, 49437, 77139, 272819, 425693, 818457, 1277079, 2455371, 3831237, 5231167, 7366113, 11493711, 15693501, 47080503, 141241509, 779443883, 2338331649, 7014994947, 21044984841]

約数ペア:

[(1, 21044984841), (3, 7014994947), (9, 2338331649), (27, 779443883), (149, 141241509), (447, 47080503), (1341, 15693501), (1831, 11493711), (2857, 7366113), (4023, 5231167), (5493, 3831237), (8571, 2455371), (16479, 1277079), (25713, 818457), (49437, 425693), (77139, 272819)]