21167138319

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1\times {\mathrm{149381}}^1$

素因数の和:149850

約数の個数: 16

約数和(自身を含む): 28502085600

約数和(自身を除く): 7334947281

約数列:

[1, 3, 149, 317, 447, 951, 47233, 141699, 149381, 448143, 22257769, 47353777, 66773307, 142061331, 7055712773, 21167138319]

約数ペア:

[(1, 21167138319), (3, 7055712773), (149, 142061331), (317, 66773307), (447, 47353777), (951, 22257769), (47233, 448143), (141699, 149381)]