21684494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{9371}}^1$

素因数の和:9475

約数の個数: 16

約数和(自身を含む): 35426160

約数和(自身を除く): 13741666

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 9371, 18742, 121823, 243646, 834019, 1668038, 10842247, 21684494]

約数ペア:

[(1, 21684494), (2, 10842247), (13, 1668038), (26, 834019), (89, 243646), (178, 121823), (1157, 18742), (2314, 9371)]