21354753

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{32803}}^1$

素因数の和:32844

約数の個数: 16

約数和(自身を含む): 33591296

約数和(自身を除く): 12236543

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 32803, 98409, 229621, 688863, 1016893, 3050679, 7118251, 21354753]

約数ペア:

[(1, 21354753), (3, 7118251), (7, 3050679), (21, 1016893), (31, 688863), (93, 229621), (217, 98409), (651, 32803)]