21952077

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8231}}^1$

素因数の和:8368

約数の個数: 16

約数和(自身を含む): 33718272

約数和(自身を除く): 11766195

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 8231, 24693, 57617, 172851, 1045337, 3136011, 7317359, 21952077]

約数ペア:

[(1, 21952077), (3, 7317359), (7, 3136011), (21, 1045337), (127, 172851), (381, 57617), (889, 24693), (2667, 8231)]