213617.00000000

素因数分解:

$3^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{1021}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 103459104

約数和(自身を除く): 36970563

約数列:

[1, 3, 7, 21, 49, 147, 443, 1021, 1329, 3063, 3101, 7147, 9303, 21441, 21707, 50029, 65121, 150087, 452303, 1356909, 3166121, 9498363, 22162847, 66488541]

約数ペア:

[(1, 66488541), (3, 22162847), (7, 9498363), (21, 3166121), (49, 1356909), (147, 452303), (443, 150087), (1021, 65121), (1329, 50029), (3063, 21707), (3101, 21441), (7147, 9303)]