21949515

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23227}}^1$

素因数の和:23248

約数の個数: 32

約数和(自身を含む): 44597760

約数和(自身を除く): 22648245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 23227, 69681, 116135, 162589, 209043, 348405, 487767, 627129, 812945, 1045215, 1463301, 2438835, 3135645, 4389903, 7316505, 21949515]

約数ペア:

[(1, 21949515), (3, 7316505), (5, 4389903), (7, 3135645), (9, 2438835), (15, 1463301), (21, 1045215), (27, 812945), (35, 627129), (45, 487767), (63, 348405), (105, 209043), (135, 162589), (189, 116135), (315, 69681), (945, 23227)]