21473421

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{10039}}^1$

素因数の和:10096

約数の個数: 16

約数和(自身を含む): 30842880

約数和(自身を除く): 9369459

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 10039, 30117, 230897, 311209, 692691, 933627, 7157807, 21473421]

約数ペア:

[(1, 21473421), (3, 7157807), (23, 933627), (31, 692691), (69, 311209), (93, 230897), (713, 30117), (2139, 10039)]