21849555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16007}}^1$

素因数の和:16035

約数の個数: 32

約数和(自身を含む): 43029504

約数和(自身を除く): 21179949

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 16007, 48021, 80035, 112049, 208091, 240105, 336147, 560245, 624273, 1040455, 1456637, 1680735, 3121365, 4369911, 7283185, 21849555]

約数ペア:

[(1, 21849555), (3, 7283185), (5, 4369911), (7, 3121365), (13, 1680735), (15, 1456637), (21, 1040455), (35, 624273), (39, 560245), (65, 336147), (91, 240105), (105, 208091), (195, 112049), (273, 80035), (455, 48021), (1365, 16007)]