12921363

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1753}}^1$

素因数の和:1785

約数の個数: 40

約数和(自身を含む): 23770208

約数和(自身を除く): 10848845

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 1753, 2457, 5259, 7371, 12271, 15777, 22789, 36813, 47331, 68367, 110439, 141993, 159523, 205101, 331317, 478569, 615303, 993951, 1435707, 1845909, 4307121, 12921363]

約数ペア:

[(1, 12921363), (3, 4307121), (7, 1845909), (9, 1435707), (13, 993951), (21, 615303), (27, 478569), (39, 331317), (63, 205101), (81, 159523), (91, 141993), (117, 110439), (189, 68367), (273, 47331), (351, 36813), (567, 22789), (819, 15777), (1053, 12271), (1753, 7371), (2457, 5259)]