20954533551

素因数分解:

$3^1\times 7^1\times {\mathrm{22621}}^1\times {\mathrm{44111}}^1$

素因数の和:66742

約数の個数: 16

約数和(自身を含む): 31932853248

約数和(自身を除く): 10978319697

約数列:

[1, 3, 7, 21, 22621, 44111, 67863, 132333, 158347, 308777, 475041, 926331, 997834931, 2993504793, 6984844517, 20954533551]

約数ペア:

[(1, 20954533551), (3, 6984844517), (7, 2993504793), (21, 997834931), (22621, 926331), (44111, 475041), (67863, 308777), (132333, 158347)]