21447573

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{10529}}^1$

素因数の和:10636

約数の個数: 16

約数和(自身を含む): 33022080

約数和(自身を除く): 11574507

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 10529, 31587, 73703, 221109, 1021313, 3063939, 7149191, 21447573]

約数ペア:

[(1, 21447573), (3, 7149191), (7, 3063939), (21, 1021313), (97, 221109), (291, 73703), (679, 31587), (2037, 10529)]