21772191

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{45077}}^1$

素因数の和:45110

約数の個数: 16

約数和(自身を含む): 34619904

約数和(自身を除く): 12847713

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 45077, 135231, 315539, 946617, 1036771, 3110313, 7257397, 21772191]

約数ペア:

[(1, 21772191), (3, 7257397), (7, 3110313), (21, 1036771), (23, 946617), (69, 315539), (161, 135231), (483, 45077)]