21273335

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1949}}^1$

素因数の和:2050

約数の個数: 16

約数和(自身を含む): 26676000

約数和(自身を除く): 5402665

約数列:

[1, 5, 37, 59, 185, 295, 1949, 2183, 9745, 10915, 72113, 114991, 360565, 574955, 4254667, 21273335]

約数ペア:

[(1, 21273335), (5, 4254667), (37, 574955), (59, 360565), (185, 114991), (295, 72113), (1949, 10915), (2183, 9745)]