21598473

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1279}}^1$

素因数の和:1728

約数の個数: 16

約数和(自身を含む): 31109120

約数和(自身を除く): 9510647

約数列:

[1, 3, 13, 39, 433, 1279, 1299, 3837, 5629, 16627, 16887, 49881, 553807, 1661421, 7199491, 21598473]

約数ペア:

[(1, 21598473), (3, 7199491), (13, 1661421), (39, 553807), (433, 49881), (1279, 16887), (1299, 16627), (3837, 5629)]