21092865

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45361}}^1$

素因数の和:45400

約数の個数: 16

約数和(自身を含む): 34838016

約数和(自身を除く): 13745151

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 45361, 136083, 226805, 680415, 1406191, 4218573, 7030955, 21092865]

約数ペア:

[(1, 21092865), (3, 7030955), (5, 4218573), (15, 1406191), (31, 680415), (93, 226805), (155, 136083), (465, 45361)]