21893037

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1559}}^1$

素因数の和:1744

約数の個数: 16

約数和(自身を含む): 30351360

約数和(自身を除く): 8458323

約数列:

[1, 3, 31, 93, 151, 453, 1559, 4677, 4681, 14043, 48329, 144987, 235409, 706227, 7297679, 21893037]

約数ペア:

[(1, 21893037), (3, 7297679), (31, 706227), (93, 235409), (151, 144987), (453, 48329), (1559, 14043), (4677, 4681)]