21594057

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{653}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 29424768

約数和(自身を除く): 7830711

約数列:

[1, 3, 73, 151, 219, 453, 653, 1959, 11023, 33069, 47669, 98603, 143007, 295809, 7198019, 21594057]

約数ペア:

[(1, 21594057), (3, 7198019), (73, 295809), (151, 143007), (219, 98603), (453, 47669), (653, 33069), (1959, 11023)]