21575295

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 47155200

約数和(自身を除く): 25579905

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 79, 85, 105, 119, 135, 153, 189, 237, 255, 289, 315, 357, 395, 459, 553, 595, 711, 765, 867, 945, 1071, 1185, 1343, 1445, 1659, 1785, 2023, 2133, 2295, 2601, 2765, 3213, 3555, 4029, 4335, 4977, 5355, 6069, 6715, 7803, 8295, 9401, 10115, 10665, 12087, 13005, 14931, 16065, 18207, 20145, 22831, 24885, 28203, 30345, 36261, 39015, 47005, 54621, 60435, 68493, 74655, 84609, 91035, 114155, 141015, 159817, 181305, 205479, 253827, 273105, 342465, 423045, 479451, 616437, 799085, 1027395, 1269135, 1438353, 2397255, 3082185, 4315059, 7191765, 21575295]

約数ペア:

[(1, 21575295), (3, 7191765), (5, 4315059), (7, 3082185), (9, 2397255), (15, 1438353), (17, 1269135), (21, 1027395), (27, 799085), (35, 616437), (45, 479451), (51, 423045), (63, 342465), (79, 273105), (85, 253827), (105, 205479), (119, 181305), (135, 159817), (153, 141015), (189, 114155), (237, 91035), (255, 84609), (289, 74655), (315, 68493), (357, 60435), (395, 54621), (459, 47005), (553, 39015), (595, 36261), (711, 30345), (765, 28203), (867, 24885), (945, 22831), (1071, 20145), (1185, 18207), (1343, 16065), (1445, 14931), (1659, 13005), (1785, 12087), (2023, 10665), (2133, 10115), (2295, 9401), (2601, 8295), (2765, 7803), (3213, 6715), (3555, 6069), (4029, 5355), (4335, 4977)]