21466053

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1$

素因数の和:184

約数の個数: 60

約数和(自身を含む): 39227232

約数和(自身を除く): 17761179

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 131, 153, 189, 289, 357, 393, 459, 567, 867, 917, 1071, 1179, 1377, 2023, 2227, 2601, 2751, 3213, 3537, 6069, 6681, 7803, 8253, 9639, 10611, 15589, 18207, 20043, 23409, 24759, 37859, 46767, 54621, 60129, 74277, 113577, 140301, 163863, 180387, 265013, 340731, 420903, 795039, 1022193, 1262709, 2385117, 3066579, 7155351, 21466053]

約数ペア:

[(1, 21466053), (3, 7155351), (7, 3066579), (9, 2385117), (17, 1262709), (21, 1022193), (27, 795039), (51, 420903), (63, 340731), (81, 265013), (119, 180387), (131, 163863), (153, 140301), (189, 113577), (289, 74277), (357, 60129), (393, 54621), (459, 46767), (567, 37859), (867, 24759), (917, 23409), (1071, 20043), (1179, 18207), (1377, 15589), (2023, 10611), (2227, 9639), (2601, 8253), (2751, 7803), (3213, 6681), (3537, 6069)]