21068834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13523}}^1$

素因数の和:13585

約数の個数: 16

約数和(自身を含む): 34080480

約数和(自身を除く): 13011646

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 13523, 27046, 256937, 513874, 554443, 1108886, 10534417, 21068834]

約数ペア:

[(1, 21068834), (2, 10534417), (19, 1108886), (38, 554443), (41, 513874), (82, 256937), (779, 27046), (1558, 13523)]